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Aastha Shaw / March 18, 2019 March 14, 2025

12 Best Bulk Email Verification Tools in 2024 (Updated)


Best bulk email verification tools in 2024

Email verification is crucial for businesses that use email as a sales or marketing channel.

With the help of AI and automation, bulk email verification tools have become more accurate and effective in cleaning and verifying email lists. These tools also guarantee high deliverability rates.

We have curated a list of the top 12 bulk email verification tools for 2024 and how they can help you enhance the performance of your email campaigns. 🚀

Table of Contents:


â—Ź What is Bulk Email Verification Tool?
â—Ź How Does a Bulk Email Verifier Work?
â—Ź Top 12 Bulk Email Verification Tools
1. Clearout
2. ZeroBounce
3. NeverBounce
4. Hunter
5. MyEmailVerifier
6. Xverify
7. Emailable
8. Bouncer
9. Debounce
10. Kickbox
11. Bounceless
12. Proofy
â—Ź Choosing The Right Bulk Email Verification Tool

What is Bulk Email Verification Tool?


Bulk email verification tools, also known as bulk email verifiers, help check a large list or database of email addresses to ensure their validity and deliverability. It is important for all businesses and marketers relying on emails for marketing and sales outreach to use a reliable and accurate bulk email verifier. Doing so will benefit with better results such as:

  • Improved email deliverability: By sending emails only to valid email addresses, you reduce bounces and spam complaints, which helps keep your sender reputation high and ensures your emails reach their intended recipients.
  • Enhanced campaign performance: Lower bounce rates and better-targeting lead to higher open rates, engagement, and conversion rates for your email campaigns.
  • Compliance with regulations: Verifying your list helps you comply with anti-spam laws and regulations like CAN-SPAM and GDPR.
  • Cost savings: Avoiding bounces and spam traps saves resources by preventing unnecessary emails and potential penalties.

How Does a Bulk Email Verifier Work?


A bulk email verification tool runs multi-level checks on your email lists to ensure a particular email exists and is worth approaching. It helps you get rid of any bad email addresses that can hurt your email deliverability score.

Once you upload a list of emails in the format (CSV, XLXS) accepted by the verifier, it then performs the verification checks. The larger the lists the more time it takes to complete the checks.

Some of the important checks performed for bulk email verification include:

  • Syntax check
  • MX Record Verification
  • Domain Verification
  • Extended SMTP Validation
  • Mail Quota Verification
  • Mailbox error
  • Yahoo, AOL Validation
  • Catch-All Verification
  • Spam trap check

Once the validation is done, you can choose how you want to download the files. Most tools like Clearout.io also offer various options for downloading the file with filtered details and custom columns so that you only get the data you want and it is easy to read.

Top 12 Bulk Email Verification Tools


1. Clearout


Clearout is one of the leading email verification service providers with a high accuracy rate of 99%. Each email is run through 20+ verification checks for multiple factors, including syntax, domain validity, catch-all domains, disposable emails, and spam traps.

The thorough analysis ensures that users receive a detailed breakdown of email statuses, categorized into valid, invalid, risky, and unknown, allowing for a clear understanding of the quality of their email lists.

You also get guaranteed deliverables that recommend which emails are most likely to be delivered and can help you drastically reduce your bounce rate to 0-2%. Each verification costs 1 credit and the pricing is very reasonable compared to other tools.

You can export results in various formats, including CSV, and Excel. This functionality allows for seamless integration with other tools and platforms, supporting a smooth transition of verified email lists into existing workflows.

Notable Features:
  • Real-time verification
  • Email Finder
  • LinkedIn prospecting extension
  • Email Verification API
  • Disposable Email Check
  • Fast turnaround time
  • Advanced catch-all resolver
  • Guaranteed deliverables
  • Safe-to-send score
  • No charge for duplicates
  • Customizable download filters
  • GDPR compliant
  • ISO & SOC 2 Type 2 Certified
  • Team account
  • Analytics & reporting
  • Lifetime credit validity
  • 24/7 Live customer support
  • Supports Google Sheets, CSV, and XLXS formats

Pricing: Starts at $21 for 3000 credits
G2 rating: 4.7/5

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2. ZeroBounce


ZeroBounce claims a 98% accuracy rate and uses an AI scoring system to determine whether the addresses in your marketing list are active or not.

It removes non-existing and misspelled addresses from your list and identifies and eliminates spam traps, known abusive addresses, and addresses from domains that don’t accept mail.

However, the results can be inaccurate for disposable, catch-all, and other risky email address types.

Notable Features:
  • Abuse email detection
  • Disposable email check
  • Email scoring
  • Supports CSV, XLS, and TXT formats
  • Overview reportsr
  • Selectable download options
  • 24/7 chat support
  • Multi-grade data protection

Pricing: Starts at $16 for 2000 credits
G2 rating: 4.6/5

3. NeverBounce


NeverBounce provides a user-friendly interface with smooth integrations, helping users navigate and manage their email lists effortlessly. It can be integrated for single email verification as well as bulk email verification.

It has its strengths in reducing bounce rates and improving deliverability. Although NeverBounce works for small email lists, it’s not the most affordable service in the market. The accuracy and customer support also need to be worked on.

Notable Features:
  • Mail server validation
  • Domain health check
  • MX record check
  • Duplicate removal
  • Automated cleaning
  • Real-time verification
  • Email network information
  • Robust integrations

Pricing: Starts at $8 for 1000 credits
G2 rating:4.3/5

4. Hunter


Hunter offers a suite of email tools, including Hunter Email Verifier, a simple software that verifies email addresses. This tool is primarily designed for email outreach and email-finding services.

Compared to other standalone email verification software, Hunter Email Verifier focuses on basics such as bulk and API email verification and the accuracy is also low. However, keep in mind that the subscription plan is limited and can be expensive.

Notable Features:
  • Email finder
  • Domain search
  • Lead management
  • Web browser extensions
  • Mail tracker
  • Google Sheet add-on
  • API

Pricing: Starts at $49 for 1000 verifications
G2 rating:4.4/5

5. MyEmailVerifier


MyEmailVerifier is a decent bulk email verifier that helps you verify your email list and improve your email deliverability by removing invalid email addresses. It's user-friendly and has a fast processing time.

Plus, it can detect temporarily unavailable email addresses and set them aside for automatic validation once they become available again. However, some users have complained about the accuracy of the data provided.

Notable Features:
  • Toxic domain verifier
  • Spam trap detection
  • Syntax verifier
  • Domain/MX record checker
  • Catch-all email checker
  • Yahoo/AOL verification
  • High-performance real-time API
  • Detailed SMTP response

Pricing: Starts at $15 for 2000 verifications
G2 rating:4.7/5

6. Xverify


Xverify is a bulk email verification tool that validates all email addresses and can validate both B2C and B2B emails. It offers EU-based data centers and built-in protection against fraud.

It is particularly suitable for European marketers who want to improve deliverability by eliminating hard bounces, reducing spam complaints, and minimizing fraud. The verification time for longer lists can take up a lot of time compared to other tools.

Notable Features:
  • Batch uploading
  • Spam complaint detection
  • Temporary email verification
  • Built-in fraud protection
  • Customizable settings
  • API integration
  • Detailed reporting

Pricing: Starts at $10 for 1000 credits
G2 rating: 3.0/5

7. Emailable


Emailable is a new player in the email verification world. Blazeverify and TheChecker combined to form a more efficient bulk verification tool.

The tool is GDPR compliant, offers 50+ integrations, and claims to have 99% accuracy. The tool also offers automated cleaning options, customized exports, and comprehensive reports for bulk email verification.

Notable Features:
  • Syntax and domain validation
  • Gender detection
  • MX record detection
  • Risky email detection
  • Email quality score
  • Email deduplication
  • Real-time verification widget
  • Automatic verification
  • Team accounts

Pricing: Starts at $30 for 5000 credits
G2 rating: 4.8/5

8. Bouncer


Bouncer is a fast and budget-friendly bulk email verifier. It is SOC2 and GDPR compliant making it a reliable and secure option to go for. It offers both list and API verification with a top-notch mechanism and zero downtime policy.

You also get additional features such as an email toxicity checker. The sad thing about bouncer’s bulk verification is that it has a higher bounce rate than other tools like Clearout, Zerobounce, etc.

Notable Features:
  • Batch processing
  • Fast processing speed
  • High coverage
  • Multi-team add-on
  • Zero downtime policy
  • Toxicity check
  • Email testing & deliverability kit
  • Blacklist monitoring

Pricing: Starts at $8 for 1000 credits
G2 rating: 4.8/5

9. Debounce


DeBounce is an email verification software tool based out of India. It can help reduce the bouncing of emails by filtering out addresses from disposable mail providers, addresses with syntax errors, duplicate addresses, and more.

Its three-step verification process is remarkably simple, making it an excellent choice for novice marketers who are beginning their email verification journey.

Notable Features:
  • Catch-all domain checker
  • Disposable email checker
  • Email deduplication
  • Domain confirmation
  • Syntax eliminator
  • MTA validation
  • Supports CSV and TXT files
  • Team account

Pricing: Starts at $5 for 1000 credits
G2 rating: 4.8/5

10. Kickbox

Kickbox has been operating in the market since 2014, which makes it one of the most experienced bulk email verifiers. Its dashboard is intuitive and user-friendly, which provides a pleasant working environment.

This verifier claims to have a high deliverability guarantee and uses its proprietary Sendex™ Score to measure the quality of an email address. However, some users complain that it often marks many emails as risky without providing a proper reason and high pricing. The tool also needs to work on its customer support and response time.

Notable Features:
  • Intuitive interface
  • High data security
  • Real-Time and Bulk Verification
  • Deliverability checker
  • Email spam checker
  • Comprehensive data analysis
  • Marketing tool integrations

Pricing: Starts at $5 for 500 verifications
G2 rating: 4.2/5

11. Bounceless


Bounceless is an affordable yet effective email verification tool that offers single and bulk email verification without hurting your budget.

It also processes emails quickly and accurately, making it a dependable choice for small businesses and marketers just starting out. You can also use it to determine where your emails will land in the inbox and receive a detailed report about it.

Notable Features:
  • Real-time API integration
  • Email finder
  • Blacklist monitoring
  • Email deliverability prediction
  • Customizable results & export
  • Detailed analysis

Pricing: Starts at $39 for 10,000 verifications
G2 rating: 4.3/5

12. Proofy


Proofy is an affordable email verification tool that boasts a 98% accuracy rate. It performs various checks to eliminate risky email addresses and remove duplicates from your email lists.

You simply need to drag and drop your file containing email addresses in either .txt or .csv format into the admin panel. The email addresses will be verified and sorted, and you will receive an assurance report with the results, which will be available for download shortly.

Notable Features:
  • Free email verifier
  • Catch-all verification
  • Disposable email checker
  • Email finder
  • Email validation API
  • Affordable pricing
  • Selectable download options

Pricing: Starts at $16 for 5000 verifications
G2 rating: 4.7/5

Choosing The Right Bulk Email Verification Tool


Choosing the right bulk verifier involves a careful balance between the cost of the solution and its performance, ensuring that the selected tool aligns with the unique needs of the user.

Moreover, considerations should extend beyond the immediate requirements to account for scalability, adaptability to future technologies, and the potential for customization.

Clearout is an unbeatable and one-stop solution for making your email outreach process strong. It ensures you find the right leads and their verified emails leading to a high-quality email database free of spam and risky emails that drives better email campaign performance and ROI.

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