In-Depth Zerobounce vs. Neverbounce Comparison for Clean Email Data
In-Depth Zerobounce vs. Neverbounce Comparison for Clean Email Data
In-Depth Zerobounce vs. Neverbounce Comparison for Clean Email Data
Feb 6, 2025

Cold outreach can be a tough nut to crack. Even if you get your emails to the right people, there’s no guarantee they will open them. Most prospects will ignore or delete your cold email without opening it. And part of the reason why this happens is because your email ends up in the spam folder. The more you perform cold outreach, the more you’ll find that certain factors affect your deliverability rate. One of these factors is the quality of your email list. The lower the quality of your list, the more likely your cold emails will be marked as spam. The quality of your email list is determined by its number of invalid, obsolete, and unresponsive email addresses. This is where zeroing in on the right email verification tool and cold email tips comes in. With the right tool, you can remove these risky email addresses before you start your outreach campaign, ensuring high deliverability and improving your chances of getting your emails to the right people. In this article, we’ll compare two of the most popular email verification tools: Zerobounce and Neverbounce. This will help you decide which tool will help you achieve your cold outreach goals.
Inframail's email infrastructure can help you achieve your email verification objectives. Using our infrastructure, you’ll get insights on improving your email quality. You’ll also get access to valuable tools to help you take control of your deliverability rates.
Table of Contents
Which Is Better, Zerobounce or Neverbounce?

The Basics: What Is Email Validation?
Email validation checks if an email address is confirmed, active, and can be delivered to. This step is crucial for businesses that email campaigns because it helps ensure the accuracy and effectiveness of their marketing efforts.
From Syntax to Spam Traps: The Comprehensive World of Email Validation
Email validation tools can perform several tasks to help with email list management, including:
Syntax Check
This verifies that an email address follows a known format without formatting issues, misspellings, etc.
DKIM Test
DomainKeys Identified Mail (DKIM) tests a domain to confirm it is configured correctly by adding a digital signature to sent emails and checking if it’s decoded correctly on the other end.
SMTP Verification
Servers relay emails using a Simple Mail Transfer Protocol (SMTP). An SMTP test ensures that your SMTP server setup is optimized for deliverability.
MX Record Scan
Mail Exchange (MX) records specify the mail servers responsible for receiving email messages. An MX record validation ensures that the records point to a server configured to receive email.
Disposable Email Check
Disposable email addresses (like fakeemail5@gmail.com) are often used for short-term purposes, cluttering your marketing platforms. Many companies and websites block such addresses to reduce spam and maintain a clean email list.
Spam Trap Detection
Spam traps are email addresses set up expressly to catch spammers. Sending emails to these addresses can lead to severe deliverability issues.
DNSBL Identification
Domain Name System Blacklist monitoring (DNSBL monitoring) looks to see if the domain or IP address associated with an email is listed on any DNS-based blacklists. When you deliver to these, it can hurt your sender’s reputation.
Catch-All and Role-Based Email Elimination
Some marketing teams don’t want to spend more than they have to send emails to addresses that aren’t associated with real people. For this reason, some choose to sort out emails with “support” or “contact” in their name.
Why Use an Email Validation Tool?
An email validation tool offers several significant benefits for businesses that rely on email communication, especially for marketing purposes.
Improve Deliverability Rates
Email validation helps ensure your emails are delivered to valid and active addresses. This reduces the likelihood of emails bouncing back. Considering the price and time associated with maintaining email lists and sending well-crafted email messages, a high bounce rate isn’t only a morale killer—it’s a budget buster and worse.
Protect Your Sender Reputation
Another aspect of email bounces is that they can harm your sender’s reputation. This is a metric internet service providers (ISPs) use to score email domains. A good sender reputation is crucial for email deliverability.
Sending emails to inactive or invalid email addresses that bounce can get you marked as a spammer and lower your sender score. The lower your score, the more likely my emails will be locked in a vicious cycle of being marked as spam and diverted before they hit inboxes.
Enhance Customer Engagement
If you measure the success of your email campaigns based on engagement, it’s critical that you measure based on emails that are actually getting delivered to and opened by real people. Sending emails to active, engaged subscribers who want to receive them leads to higher interaction rates and better email marketing performance.
Increase ROI on Email Marketing Campaigns
Over time, email lists can accumulate a lot of invalid or inactive addresses. Every time you store or send an email to an address like this, that’s money down the drain. But the answer isn’t wasting valuable employee time combing through emails. Manually checking and cleaning email lists can be time-consuming and prone to human error.
Email verification tools automate this process, allowing you to focus on strategic aspects of email marketing while still improving your delivery rate—all of which leads to higher marketing return on investment (ROI).
Ensure Compliance
Email service providers (ESPs) often have strict policies regarding email list quality. Using an email validation tool helps ensure that you meet their requirements, reducing the risk of my emails being flagged or blocked and my sender score being degraded.
Overall, an email validation tool is a proactive and essential step for maintaining a healthy email marketing list and strategy.
ZeroBounce vs NeverBounce: Overview
ZeroBounce and NeverBounce are the most popular and reputed email verification software. Let’s understand each software feature and its pros and cons.
What Is ZeroBounce?

ZeroBounce is the number-one trusted email validation and deliverability service provider. It offers a reliable and accurate email validation service, and its advanced AI technology ensures your email reaches the inbox.
ZeroBounce helps you identify:
Bounces
Spam complaints
Fake email addresses
Abuse detection
Disposal emails
Duplication
Toxic domains and more
Best Features of ZeroBounce
Sign up and verify 100 emails for free.
Offers 98% accuracy.
Powerful and secure email validation service.
Best customer service.
Seamless integration with ESPs.
Best for bulk and API email verification.
Detailed status code report.
Blacklist monitoring.
What Is NeverBounce?

NeverBounce is the fastest-growing email verification software. Recently acquired by ZoomInfo, a B2B database provider, It helps you:
Maintain list hygiene and remove hard bounces
Invalid contacts
Inactive contacts from your list
Best Features of NeverBounce
Best real-time email verification.
Bulk email list cleaning.
Seamless API.
Awesome support and security.
Instant bounce analysis.

Related Reading
• How to Send Bulk Emails
• Outreach Automation
• How to Know if Someone Opened Your Email
• How to Send a Cold Email for Networking
• How to Follow Up on a Cold Email
• Best Time to Send Cold Emails
Ultimate ZeroBounce vs. NeverBounce Comparison Guide

While both solutions share the same purpose and operate similarly, let's compare them to see which suits your needs better. We will compare NeverBounce vs. ZeroBounce based on their features, accuracy, pricing, and user experience.

NeverBounce vs. ZeroBounce: Core Features
ZeroBounce takes the lead with a comprehensive suite of email validation and management services regarding core features. Their Free List Evaluator allows users to:
Clean their email lists
Validate email addresses
Receive detailed insights through email activity data and scoring.
ZeroBounce also provides essential monitoring tools like DMARC and blacklist monitoring, ensuring real-time awareness of email status and maximizing inbox placement.
Streamlining Email Validation with NeverBounce's Integrations
NeverBounce, on the other hand, offers core features like Verify to check individual email addresses instantly. It can be integrated into website forms using API, JavaScript, or Zapier, ensuring accurate email collection.
Clean facilitates fast bulk email list cleaning, allowing quick checks to determine if your list needs cleaning. Sync automates list cleaning by integrating with email providers or CRMs, saving time and ensuring email lists are constantly verified and ready for campaigns.
Accuracy Rate: Who Gets More Emails Right?
NeverBounce achieves industry-leading accuracy in email validation through its innovative approach, leveraging hybrid verification. As a result, the tool guarantees deliverability rates of up to 99.9%.
ZeroBounce guarantees 96% or higher accuracy for AOL, Yahoo, and Office 365 email addresses. For any other email provider, the accuracy level increases to 99%.
Validation Process: How Do They Verify Emails?
NeverBounce uses various validation methods, such as SMTP checks and MX record lookups, to confirm email addresses. Real-time verification ensures that only valid email addresses are accepted during data entry.
ZeroBounce's validation process encompasses:
Domain checks
Syntax verification
SMTP authentication
Email scoring serves as an extra feature to assess the quality of email addresses.
Speed of Verification: How Fast Are the Tools?
NeverBounce recognizes the importance of efficiency in delivering marketing and other messages promptly. Its technology allows you to verify up to ten thousand emails in just three minutes.
According to ZeroBounce, their platform requires approximately 45 minutes to verify emails for a list containing 100,000 contacts. On average, the verification process for a single email address takes around three seconds.
API Integration and Compatibility: Which Tool Plays Best With Others?
NeverBounce offers integrations with leading email marketing platforms like:
Mailchimp
HubSpot
Marketo
Shopify
WordPress
Excel and nearly 100 other services
The solution offers a Zapier integration and a custom API for further customization.
ZeroBounce provides integrations with various platforms, such as:
Salesforce
Shopify
WordPress and approximately 50 others
Furthermore, users can easily leverage the company’s Zapier integration or email validation and scoring APIs to connect with other solutions.
Pricing Plans: How Much Will Email Verification Set You Back?
NeverBounce offers flexible pricing options tailored to various needs, ranging from pay-as-you-go to monthly plans for automated cleaning. Pay-as-you-go rates begin at $0.008 per email for up to 10,000 emails and decrease to $0.003 for up to 1,000,000 emails.
For automated sync, rates start at $10 per month for up to 1000 emails and scale up to $999 per month for up to 1,000,000 emails. The features and frequency of usage determine costs. Unused credits may expire after a specified period.
ZeroBounce Pricing: Tailored Plans for Every Business Size
ZeroBounce utilizes a credit-based pricing structure, providing a diverse range of plans tailored to accommodate businesses of various sizes and requirements. They offer free credits for basic users and API plans for developers seeking real-time verification.
For pay-as-you-go, the first 100 emails are free. Beyond that, plans commence at $0.008 per email for up to 5,000 emails and reduce to $0.003 for 250,000 emails. Based on the volume of emails, there's an option for a monthly subscription fee beginning at $18 for validating 2,000 addresses monthly.
Customer Support: Who’s Got Your Back?
NeverBounce provides a Help Desk portal where users can access solutions to their concerns and find answers to common questions. Users can contact the company via:
Phone
Email
Live chat for assistance
ZeroBounce's support team is available 24/7, ensuring assistance whenever needed via:
Chat
Phone
Email
User Interface: Which Tool Is Easier to Use?
NeverBounce's user interface is designed with simplicity, featuring clear menus and controls that make email verification accessible to users of all levels. Its intuitive dashboard provides a quick overview of verification activities, while tooltips and guides help users navigate the platform effortlessly.
ZeroBounce also provides a user-friendly interface with a dashboard for tracking email verification activities. Due to its extensive range of tools and features, it may be challenging for beginners to navigate initially.
Security: Which Tool Is Most Secure?
NeverBounce guarantees that the emails you provide won't be used for their marketing. They also ensure your privacy with top-level security features similar to those banks use. ZeroBounce proudly announces its compliance with GDPR, SOC 2, ISO 27001, and PCI standards, showcasing its data security and privacy commitment.
The company collaborates with leading cybersecurity partners like CyberSmart Defense, Hacker1, Okta, and others to uphold:
The utmost security standards safeguard user data
Financial information and other sensitive data
Customer Feedback and Review: What Are Users Saying?
NeverBounce boasts a rating of 4.4 on Capterra based on 42 reviews and a 4.4 rating on GetApp. ZeroBounce, on the other hand, achieves slightly higher ratings with a score of 4.6 on G2, an impressive 4.7 on Capterra, and a 4.7 rating on GetApp.
Best For: Which Tool Should You Choose?
NeverBounce is best for businesses of all sizes, from startups to enterprises, seeking fast and accurate email verification and cleaning services. It is also best for marketers looking for a user-friendly platform with intuitive navigation and precise controls.
ZeroBounce is well-suited for businesses of all sizes, offering solutions tailored to meet the needs of both small and large enterprises. It is best for companies with sales and marketing teams seeking a robust email verification solution with compliance certifications.
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Related Reading
• How Many Cold Emails Per Day
• Mailchimp for Cold Emails
• SMTP Send Email
• Best Bulk Email Sender
• Best Email Outreach Tools
• Bulk Email Providers
• Best Business Email Providers
• Best SMTP Server
• AI Tools for Email Marketing
• Amazon Ses Alternatives
• Amazon Ses vs Sendgrid
• Postfix vs Sendmail
Start Buying Domains Now and Setup Your Email Infrastructure Today
Cold outreach may be the best way to contact your ideal clients. It’s cost-effective, scalable, and lets you simultaneously send personalized messages to multiple prospects. Cold email enables you to reach out to prospects before they even know they have a problem (that your business can solve), whether you’re:
An agency targeting companies for a potential partnership
A recruiter looking for candidates with specific skills
An SDR trying to drive a sale
To do this effectively, you need the proper cold email infrastructure to help you scale your outreach efforts. At Inframail, we are revolutionizing cold email infrastructure with unlimited inboxes at a flat rate. Unlike traditional providers that charge per inbox and leave you wrestling with technical configurations, Inframail streamlines the entire process. We handle the complex infrastructure setup while you focus on reaching more prospects.
Robust Deliverability Features to Help You Reach More Prospects
To improve your outreach process and increase your chances of success, you must ensure your emails land in the right place: the prospect's inbox. Your email deliverability is crucial.
With Microsoft-backed deliverability and dedicated IP addresses, Inframail helps scale its outreach efficiently:
Agencies
Recruiters
SDRs
Main benefits of using our service:
Automated SPF, DKIM, and DMARC setup
Dedicated email servers for each user
16-hour priority support daily
Related Reading
• Mailjet alternatives
• Woodpecker Alternatives
• Mailshake Alternative
• Lemlist Alternatives
• Mixmax Alternatives
• Yesware Alternatives
• Neverbounce vs Kickbox
Cold outreach can be a tough nut to crack. Even if you get your emails to the right people, there’s no guarantee they will open them. Most prospects will ignore or delete your cold email without opening it. And part of the reason why this happens is because your email ends up in the spam folder. The more you perform cold outreach, the more you’ll find that certain factors affect your deliverability rate. One of these factors is the quality of your email list. The lower the quality of your list, the more likely your cold emails will be marked as spam. The quality of your email list is determined by its number of invalid, obsolete, and unresponsive email addresses. This is where zeroing in on the right email verification tool and cold email tips comes in. With the right tool, you can remove these risky email addresses before you start your outreach campaign, ensuring high deliverability and improving your chances of getting your emails to the right people. In this article, we’ll compare two of the most popular email verification tools: Zerobounce and Neverbounce. This will help you decide which tool will help you achieve your cold outreach goals.
Inframail's email infrastructure can help you achieve your email verification objectives. Using our infrastructure, you’ll get insights on improving your email quality. You’ll also get access to valuable tools to help you take control of your deliverability rates.
Table of Contents
Which Is Better, Zerobounce or Neverbounce?

The Basics: What Is Email Validation?
Email validation checks if an email address is confirmed, active, and can be delivered to. This step is crucial for businesses that email campaigns because it helps ensure the accuracy and effectiveness of their marketing efforts.
From Syntax to Spam Traps: The Comprehensive World of Email Validation
Email validation tools can perform several tasks to help with email list management, including:
Syntax Check
This verifies that an email address follows a known format without formatting issues, misspellings, etc.
DKIM Test
DomainKeys Identified Mail (DKIM) tests a domain to confirm it is configured correctly by adding a digital signature to sent emails and checking if it’s decoded correctly on the other end.
SMTP Verification
Servers relay emails using a Simple Mail Transfer Protocol (SMTP). An SMTP test ensures that your SMTP server setup is optimized for deliverability.
MX Record Scan
Mail Exchange (MX) records specify the mail servers responsible for receiving email messages. An MX record validation ensures that the records point to a server configured to receive email.
Disposable Email Check
Disposable email addresses (like fakeemail5@gmail.com) are often used for short-term purposes, cluttering your marketing platforms. Many companies and websites block such addresses to reduce spam and maintain a clean email list.
Spam Trap Detection
Spam traps are email addresses set up expressly to catch spammers. Sending emails to these addresses can lead to severe deliverability issues.
DNSBL Identification
Domain Name System Blacklist monitoring (DNSBL monitoring) looks to see if the domain or IP address associated with an email is listed on any DNS-based blacklists. When you deliver to these, it can hurt your sender’s reputation.
Catch-All and Role-Based Email Elimination
Some marketing teams don’t want to spend more than they have to send emails to addresses that aren’t associated with real people. For this reason, some choose to sort out emails with “support” or “contact” in their name.
Why Use an Email Validation Tool?
An email validation tool offers several significant benefits for businesses that rely on email communication, especially for marketing purposes.
Improve Deliverability Rates
Email validation helps ensure your emails are delivered to valid and active addresses. This reduces the likelihood of emails bouncing back. Considering the price and time associated with maintaining email lists and sending well-crafted email messages, a high bounce rate isn’t only a morale killer—it’s a budget buster and worse.
Protect Your Sender Reputation
Another aspect of email bounces is that they can harm your sender’s reputation. This is a metric internet service providers (ISPs) use to score email domains. A good sender reputation is crucial for email deliverability.
Sending emails to inactive or invalid email addresses that bounce can get you marked as a spammer and lower your sender score. The lower your score, the more likely my emails will be locked in a vicious cycle of being marked as spam and diverted before they hit inboxes.
Enhance Customer Engagement
If you measure the success of your email campaigns based on engagement, it’s critical that you measure based on emails that are actually getting delivered to and opened by real people. Sending emails to active, engaged subscribers who want to receive them leads to higher interaction rates and better email marketing performance.
Increase ROI on Email Marketing Campaigns
Over time, email lists can accumulate a lot of invalid or inactive addresses. Every time you store or send an email to an address like this, that’s money down the drain. But the answer isn’t wasting valuable employee time combing through emails. Manually checking and cleaning email lists can be time-consuming and prone to human error.
Email verification tools automate this process, allowing you to focus on strategic aspects of email marketing while still improving your delivery rate—all of which leads to higher marketing return on investment (ROI).
Ensure Compliance
Email service providers (ESPs) often have strict policies regarding email list quality. Using an email validation tool helps ensure that you meet their requirements, reducing the risk of my emails being flagged or blocked and my sender score being degraded.
Overall, an email validation tool is a proactive and essential step for maintaining a healthy email marketing list and strategy.
ZeroBounce vs NeverBounce: Overview
ZeroBounce and NeverBounce are the most popular and reputed email verification software. Let’s understand each software feature and its pros and cons.
What Is ZeroBounce?

ZeroBounce is the number-one trusted email validation and deliverability service provider. It offers a reliable and accurate email validation service, and its advanced AI technology ensures your email reaches the inbox.
ZeroBounce helps you identify:
Bounces
Spam complaints
Fake email addresses
Abuse detection
Disposal emails
Duplication
Toxic domains and more
Best Features of ZeroBounce
Sign up and verify 100 emails for free.
Offers 98% accuracy.
Powerful and secure email validation service.
Best customer service.
Seamless integration with ESPs.
Best for bulk and API email verification.
Detailed status code report.
Blacklist monitoring.
What Is NeverBounce?

NeverBounce is the fastest-growing email verification software. Recently acquired by ZoomInfo, a B2B database provider, It helps you:
Maintain list hygiene and remove hard bounces
Invalid contacts
Inactive contacts from your list
Best Features of NeverBounce
Best real-time email verification.
Bulk email list cleaning.
Seamless API.
Awesome support and security.
Instant bounce analysis.

Related Reading
• How to Send Bulk Emails
• Outreach Automation
• How to Know if Someone Opened Your Email
• How to Send a Cold Email for Networking
• How to Follow Up on a Cold Email
• Best Time to Send Cold Emails
Ultimate ZeroBounce vs. NeverBounce Comparison Guide

While both solutions share the same purpose and operate similarly, let's compare them to see which suits your needs better. We will compare NeverBounce vs. ZeroBounce based on their features, accuracy, pricing, and user experience.

NeverBounce vs. ZeroBounce: Core Features
ZeroBounce takes the lead with a comprehensive suite of email validation and management services regarding core features. Their Free List Evaluator allows users to:
Clean their email lists
Validate email addresses
Receive detailed insights through email activity data and scoring.
ZeroBounce also provides essential monitoring tools like DMARC and blacklist monitoring, ensuring real-time awareness of email status and maximizing inbox placement.
Streamlining Email Validation with NeverBounce's Integrations
NeverBounce, on the other hand, offers core features like Verify to check individual email addresses instantly. It can be integrated into website forms using API, JavaScript, or Zapier, ensuring accurate email collection.
Clean facilitates fast bulk email list cleaning, allowing quick checks to determine if your list needs cleaning. Sync automates list cleaning by integrating with email providers or CRMs, saving time and ensuring email lists are constantly verified and ready for campaigns.
Accuracy Rate: Who Gets More Emails Right?
NeverBounce achieves industry-leading accuracy in email validation through its innovative approach, leveraging hybrid verification. As a result, the tool guarantees deliverability rates of up to 99.9%.
ZeroBounce guarantees 96% or higher accuracy for AOL, Yahoo, and Office 365 email addresses. For any other email provider, the accuracy level increases to 99%.
Validation Process: How Do They Verify Emails?
NeverBounce uses various validation methods, such as SMTP checks and MX record lookups, to confirm email addresses. Real-time verification ensures that only valid email addresses are accepted during data entry.
ZeroBounce's validation process encompasses:
Domain checks
Syntax verification
SMTP authentication
Email scoring serves as an extra feature to assess the quality of email addresses.
Speed of Verification: How Fast Are the Tools?
NeverBounce recognizes the importance of efficiency in delivering marketing and other messages promptly. Its technology allows you to verify up to ten thousand emails in just three minutes.
According to ZeroBounce, their platform requires approximately 45 minutes to verify emails for a list containing 100,000 contacts. On average, the verification process for a single email address takes around three seconds.
API Integration and Compatibility: Which Tool Plays Best With Others?
NeverBounce offers integrations with leading email marketing platforms like:
Mailchimp
HubSpot
Marketo
Shopify
WordPress
Excel and nearly 100 other services
The solution offers a Zapier integration and a custom API for further customization.
ZeroBounce provides integrations with various platforms, such as:
Salesforce
Shopify
WordPress and approximately 50 others
Furthermore, users can easily leverage the company’s Zapier integration or email validation and scoring APIs to connect with other solutions.
Pricing Plans: How Much Will Email Verification Set You Back?
NeverBounce offers flexible pricing options tailored to various needs, ranging from pay-as-you-go to monthly plans for automated cleaning. Pay-as-you-go rates begin at $0.008 per email for up to 10,000 emails and decrease to $0.003 for up to 1,000,000 emails.
For automated sync, rates start at $10 per month for up to 1000 emails and scale up to $999 per month for up to 1,000,000 emails. The features and frequency of usage determine costs. Unused credits may expire after a specified period.
ZeroBounce Pricing: Tailored Plans for Every Business Size
ZeroBounce utilizes a credit-based pricing structure, providing a diverse range of plans tailored to accommodate businesses of various sizes and requirements. They offer free credits for basic users and API plans for developers seeking real-time verification.
For pay-as-you-go, the first 100 emails are free. Beyond that, plans commence at $0.008 per email for up to 5,000 emails and reduce to $0.003 for 250,000 emails. Based on the volume of emails, there's an option for a monthly subscription fee beginning at $18 for validating 2,000 addresses monthly.
Customer Support: Who’s Got Your Back?
NeverBounce provides a Help Desk portal where users can access solutions to their concerns and find answers to common questions. Users can contact the company via:
Phone
Email
Live chat for assistance
ZeroBounce's support team is available 24/7, ensuring assistance whenever needed via:
Chat
Phone
Email
User Interface: Which Tool Is Easier to Use?
NeverBounce's user interface is designed with simplicity, featuring clear menus and controls that make email verification accessible to users of all levels. Its intuitive dashboard provides a quick overview of verification activities, while tooltips and guides help users navigate the platform effortlessly.
ZeroBounce also provides a user-friendly interface with a dashboard for tracking email verification activities. Due to its extensive range of tools and features, it may be challenging for beginners to navigate initially.
Security: Which Tool Is Most Secure?
NeverBounce guarantees that the emails you provide won't be used for their marketing. They also ensure your privacy with top-level security features similar to those banks use. ZeroBounce proudly announces its compliance with GDPR, SOC 2, ISO 27001, and PCI standards, showcasing its data security and privacy commitment.
The company collaborates with leading cybersecurity partners like CyberSmart Defense, Hacker1, Okta, and others to uphold:
The utmost security standards safeguard user data
Financial information and other sensitive data
Customer Feedback and Review: What Are Users Saying?
NeverBounce boasts a rating of 4.4 on Capterra based on 42 reviews and a 4.4 rating on GetApp. ZeroBounce, on the other hand, achieves slightly higher ratings with a score of 4.6 on G2, an impressive 4.7 on Capterra, and a 4.7 rating on GetApp.
Best For: Which Tool Should You Choose?
NeverBounce is best for businesses of all sizes, from startups to enterprises, seeking fast and accurate email verification and cleaning services. It is also best for marketers looking for a user-friendly platform with intuitive navigation and precise controls.
ZeroBounce is well-suited for businesses of all sizes, offering solutions tailored to meet the needs of both small and large enterprises. It is best for companies with sales and marketing teams seeking a robust email verification solution with compliance certifications.

Related Reading
• How Many Cold Emails Per Day
• Mailchimp for Cold Emails
• SMTP Send Email
• Best Bulk Email Sender
• Best Email Outreach Tools
• Bulk Email Providers
• Best Business Email Providers
• Best SMTP Server
• AI Tools for Email Marketing
• Amazon Ses Alternatives
• Amazon Ses vs Sendgrid
• Postfix vs Sendmail
Start Buying Domains Now and Setup Your Email Infrastructure Today
Cold outreach may be the best way to contact your ideal clients. It’s cost-effective, scalable, and lets you simultaneously send personalized messages to multiple prospects. Cold email enables you to reach out to prospects before they even know they have a problem (that your business can solve), whether you’re:
An agency targeting companies for a potential partnership
A recruiter looking for candidates with specific skills
An SDR trying to drive a sale
To do this effectively, you need the proper cold email infrastructure to help you scale your outreach efforts. At Inframail, we are revolutionizing cold email infrastructure with unlimited inboxes at a flat rate. Unlike traditional providers that charge per inbox and leave you wrestling with technical configurations, Inframail streamlines the entire process. We handle the complex infrastructure setup while you focus on reaching more prospects.
Robust Deliverability Features to Help You Reach More Prospects
To improve your outreach process and increase your chances of success, you must ensure your emails land in the right place: the prospect's inbox. Your email deliverability is crucial.
With Microsoft-backed deliverability and dedicated IP addresses, Inframail helps scale its outreach efficiently:
Agencies
Recruiters
SDRs
Main benefits of using our service:
Automated SPF, DKIM, and DMARC setup
Dedicated email servers for each user
16-hour priority support daily
Related Reading
• Mailjet alternatives
• Woodpecker Alternatives
• Mailshake Alternative
• Lemlist Alternatives
• Mixmax Alternatives
• Yesware Alternatives
• Neverbounce vs Kickbox
Cold outreach can be a tough nut to crack. Even if you get your emails to the right people, there’s no guarantee they will open them. Most prospects will ignore or delete your cold email without opening it. And part of the reason why this happens is because your email ends up in the spam folder. The more you perform cold outreach, the more you’ll find that certain factors affect your deliverability rate. One of these factors is the quality of your email list. The lower the quality of your list, the more likely your cold emails will be marked as spam. The quality of your email list is determined by its number of invalid, obsolete, and unresponsive email addresses. This is where zeroing in on the right email verification tool and cold email tips comes in. With the right tool, you can remove these risky email addresses before you start your outreach campaign, ensuring high deliverability and improving your chances of getting your emails to the right people. In this article, we’ll compare two of the most popular email verification tools: Zerobounce and Neverbounce. This will help you decide which tool will help you achieve your cold outreach goals.
Inframail's email infrastructure can help you achieve your email verification objectives. Using our infrastructure, you’ll get insights on improving your email quality. You’ll also get access to valuable tools to help you take control of your deliverability rates.
Table of Contents
Which Is Better, Zerobounce or Neverbounce?
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The Basics: What Is Email Validation?
Email validation checks if an email address is confirmed, active, and can be delivered to. This step is crucial for businesses that email campaigns because it helps ensure the accuracy and effectiveness of their marketing efforts.
From Syntax to Spam Traps: The Comprehensive World of Email Validation
Email validation tools can perform several tasks to help with email list management, including:
Syntax Check
This verifies that an email address follows a known format without formatting issues, misspellings, etc.
DKIM Test
DomainKeys Identified Mail (DKIM) tests a domain to confirm it is configured correctly by adding a digital signature to sent emails and checking if it’s decoded correctly on the other end.
SMTP Verification
Servers relay emails using a Simple Mail Transfer Protocol (SMTP). An SMTP test ensures that your SMTP server setup is optimized for deliverability.
MX Record Scan
Mail Exchange (MX) records specify the mail servers responsible for receiving email messages. An MX record validation ensures that the records point to a server configured to receive email.
Disposable Email Check
Disposable email addresses (like fakeemail5@gmail.com) are often used for short-term purposes, cluttering your marketing platforms. Many companies and websites block such addresses to reduce spam and maintain a clean email list.
Spam Trap Detection
Spam traps are email addresses set up expressly to catch spammers. Sending emails to these addresses can lead to severe deliverability issues.
DNSBL Identification
Domain Name System Blacklist monitoring (DNSBL monitoring) looks to see if the domain or IP address associated with an email is listed on any DNS-based blacklists. When you deliver to these, it can hurt your sender’s reputation.
Catch-All and Role-Based Email Elimination
Some marketing teams don’t want to spend more than they have to send emails to addresses that aren’t associated with real people. For this reason, some choose to sort out emails with “support” or “contact” in their name.
Why Use an Email Validation Tool?
An email validation tool offers several significant benefits for businesses that rely on email communication, especially for marketing purposes.
Improve Deliverability Rates
Email validation helps ensure your emails are delivered to valid and active addresses. This reduces the likelihood of emails bouncing back. Considering the price and time associated with maintaining email lists and sending well-crafted email messages, a high bounce rate isn’t only a morale killer—it’s a budget buster and worse.
Protect Your Sender Reputation
Another aspect of email bounces is that they can harm your sender’s reputation. This is a metric internet service providers (ISPs) use to score email domains. A good sender reputation is crucial for email deliverability.
Sending emails to inactive or invalid email addresses that bounce can get you marked as a spammer and lower your sender score. The lower your score, the more likely my emails will be locked in a vicious cycle of being marked as spam and diverted before they hit inboxes.
Enhance Customer Engagement
If you measure the success of your email campaigns based on engagement, it’s critical that you measure based on emails that are actually getting delivered to and opened by real people. Sending emails to active, engaged subscribers who want to receive them leads to higher interaction rates and better email marketing performance.
Increase ROI on Email Marketing Campaigns
Over time, email lists can accumulate a lot of invalid or inactive addresses. Every time you store or send an email to an address like this, that’s money down the drain. But the answer isn’t wasting valuable employee time combing through emails. Manually checking and cleaning email lists can be time-consuming and prone to human error.
Email verification tools automate this process, allowing you to focus on strategic aspects of email marketing while still improving your delivery rate—all of which leads to higher marketing return on investment (ROI).
Ensure Compliance
Email service providers (ESPs) often have strict policies regarding email list quality. Using an email validation tool helps ensure that you meet their requirements, reducing the risk of my emails being flagged or blocked and my sender score being degraded.
Overall, an email validation tool is a proactive and essential step for maintaining a healthy email marketing list and strategy.
ZeroBounce vs NeverBounce: Overview
ZeroBounce and NeverBounce are the most popular and reputed email verification software. Let’s understand each software feature and its pros and cons.
What Is ZeroBounce?
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ZeroBounce is the number-one trusted email validation and deliverability service provider. It offers a reliable and accurate email validation service, and its advanced AI technology ensures your email reaches the inbox.
ZeroBounce helps you identify:
Bounces
Spam complaints
Fake email addresses
Abuse detection
Disposal emails
Duplication
Toxic domains and more
Best Features of ZeroBounce
Sign up and verify 100 emails for free.
Offers 98% accuracy.
Powerful and secure email validation service.
Best customer service.
Seamless integration with ESPs.
Best for bulk and API email verification.
Detailed status code report.
Blacklist monitoring.
What Is NeverBounce?
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NeverBounce is the fastest-growing email verification software. Recently acquired by ZoomInfo, a B2B database provider, It helps you:
Maintain list hygiene and remove hard bounces
Invalid contacts
Inactive contacts from your list
Best Features of NeverBounce
Best real-time email verification.
Bulk email list cleaning.
Seamless API.
Awesome support and security.
Instant bounce analysis.
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Related Reading
• How to Send Bulk Emails
• Outreach Automation
• How to Know if Someone Opened Your Email
• How to Send a Cold Email for Networking
• How to Follow Up on a Cold Email
• Best Time to Send Cold Emails
Ultimate ZeroBounce vs. NeverBounce Comparison Guide
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While both solutions share the same purpose and operate similarly, let's compare them to see which suits your needs better. We will compare NeverBounce vs. ZeroBounce based on their features, accuracy, pricing, and user experience.
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NeverBounce vs. ZeroBounce: Core Features
ZeroBounce takes the lead with a comprehensive suite of email validation and management services regarding core features. Their Free List Evaluator allows users to:
Clean their email lists
Validate email addresses
Receive detailed insights through email activity data and scoring.
ZeroBounce also provides essential monitoring tools like DMARC and blacklist monitoring, ensuring real-time awareness of email status and maximizing inbox placement.
Streamlining Email Validation with NeverBounce's Integrations
NeverBounce, on the other hand, offers core features like Verify to check individual email addresses instantly. It can be integrated into website forms using API, JavaScript, or Zapier, ensuring accurate email collection.
Clean facilitates fast bulk email list cleaning, allowing quick checks to determine if your list needs cleaning. Sync automates list cleaning by integrating with email providers or CRMs, saving time and ensuring email lists are constantly verified and ready for campaigns.
Accuracy Rate: Who Gets More Emails Right?
NeverBounce achieves industry-leading accuracy in email validation through its innovative approach, leveraging hybrid verification. As a result, the tool guarantees deliverability rates of up to 99.9%.
ZeroBounce guarantees 96% or higher accuracy for AOL, Yahoo, and Office 365 email addresses. For any other email provider, the accuracy level increases to 99%.
Validation Process: How Do They Verify Emails?
NeverBounce uses various validation methods, such as SMTP checks and MX record lookups, to confirm email addresses. Real-time verification ensures that only valid email addresses are accepted during data entry.
ZeroBounce's validation process encompasses:
Domain checks
Syntax verification
SMTP authentication
Email scoring serves as an extra feature to assess the quality of email addresses.
Speed of Verification: How Fast Are the Tools?
NeverBounce recognizes the importance of efficiency in delivering marketing and other messages promptly. Its technology allows you to verify up to ten thousand emails in just three minutes.
According to ZeroBounce, their platform requires approximately 45 minutes to verify emails for a list containing 100,000 contacts. On average, the verification process for a single email address takes around three seconds.
API Integration and Compatibility: Which Tool Plays Best With Others?
NeverBounce offers integrations with leading email marketing platforms like:
Mailchimp
HubSpot
Marketo
Shopify
WordPress
Excel and nearly 100 other services
The solution offers a Zapier integration and a custom API for further customization.
ZeroBounce provides integrations with various platforms, such as:
Salesforce
Shopify
WordPress and approximately 50 others
Furthermore, users can easily leverage the company’s Zapier integration or email validation and scoring APIs to connect with other solutions.
Pricing Plans: How Much Will Email Verification Set You Back?
NeverBounce offers flexible pricing options tailored to various needs, ranging from pay-as-you-go to monthly plans for automated cleaning. Pay-as-you-go rates begin at $0.008 per email for up to 10,000 emails and decrease to $0.003 for up to 1,000,000 emails.
For automated sync, rates start at $10 per month for up to 1000 emails and scale up to $999 per month for up to 1,000,000 emails. The features and frequency of usage determine costs. Unused credits may expire after a specified period.
ZeroBounce Pricing: Tailored Plans for Every Business Size
ZeroBounce utilizes a credit-based pricing structure, providing a diverse range of plans tailored to accommodate businesses of various sizes and requirements. They offer free credits for basic users and API plans for developers seeking real-time verification.
For pay-as-you-go, the first 100 emails are free. Beyond that, plans commence at $0.008 per email for up to 5,000 emails and reduce to $0.003 for 250,000 emails. Based on the volume of emails, there's an option for a monthly subscription fee beginning at $18 for validating 2,000 addresses monthly.
Customer Support: Who’s Got Your Back?
NeverBounce provides a Help Desk portal where users can access solutions to their concerns and find answers to common questions. Users can contact the company via:
Phone
Email
Live chat for assistance
ZeroBounce's support team is available 24/7, ensuring assistance whenever needed via:
Chat
Phone
Email
User Interface: Which Tool Is Easier to Use?
NeverBounce's user interface is designed with simplicity, featuring clear menus and controls that make email verification accessible to users of all levels. Its intuitive dashboard provides a quick overview of verification activities, while tooltips and guides help users navigate the platform effortlessly.
ZeroBounce also provides a user-friendly interface with a dashboard for tracking email verification activities. Due to its extensive range of tools and features, it may be challenging for beginners to navigate initially.
Security: Which Tool Is Most Secure?
NeverBounce guarantees that the emails you provide won't be used for their marketing. They also ensure your privacy with top-level security features similar to those banks use. ZeroBounce proudly announces its compliance with GDPR, SOC 2, ISO 27001, and PCI standards, showcasing its data security and privacy commitment.
The company collaborates with leading cybersecurity partners like CyberSmart Defense, Hacker1, Okta, and others to uphold:
The utmost security standards safeguard user data
Financial information and other sensitive data
Customer Feedback and Review: What Are Users Saying?
NeverBounce boasts a rating of 4.4 on Capterra based on 42 reviews and a 4.4 rating on GetApp. ZeroBounce, on the other hand, achieves slightly higher ratings with a score of 4.6 on G2, an impressive 4.7 on Capterra, and a 4.7 rating on GetApp.
Best For: Which Tool Should You Choose?
NeverBounce is best for businesses of all sizes, from startups to enterprises, seeking fast and accurate email verification and cleaning services. It is also best for marketers looking for a user-friendly platform with intuitive navigation and precise controls.
ZeroBounce is well-suited for businesses of all sizes, offering solutions tailored to meet the needs of both small and large enterprises. It is best for companies with sales and marketing teams seeking a robust email verification solution with compliance certifications.
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Start Buying Domains Now and Setup Your Email Infrastructure Today
Cold outreach may be the best way to contact your ideal clients. It’s cost-effective, scalable, and lets you simultaneously send personalized messages to multiple prospects. Cold email enables you to reach out to prospects before they even know they have a problem (that your business can solve), whether you’re:
An agency targeting companies for a potential partnership
A recruiter looking for candidates with specific skills
An SDR trying to drive a sale
To do this effectively, you need the proper cold email infrastructure to help you scale your outreach efforts. At Inframail, we are revolutionizing cold email infrastructure with unlimited inboxes at a flat rate. Unlike traditional providers that charge per inbox and leave you wrestling with technical configurations, Inframail streamlines the entire process. We handle the complex infrastructure setup while you focus on reaching more prospects.
Robust Deliverability Features to Help You Reach More Prospects
To improve your outreach process and increase your chances of success, you must ensure your emails land in the right place: the prospect's inbox. Your email deliverability is crucial.
With Microsoft-backed deliverability and dedicated IP addresses, Inframail helps scale its outreach efficiently:
Agencies
Recruiters
SDRs
Main benefits of using our service:
Automated SPF, DKIM, and DMARC setup
Dedicated email servers for each user
16-hour priority support daily
Related Reading
• Mailjet alternatives
• Woodpecker Alternatives
• Mailshake Alternative
• Lemlist Alternatives
• Mixmax Alternatives
• Yesware Alternatives
• Neverbounce vs Kickbox
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New York, New York 10003-1502
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