6 Powerful Email Verification Tools to Clean Your Email List and Boost Open Rates

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Are you a company email marketer? Or are you falling trap in thousands of email addresses? Do you want to find some tools to clean your email lists? And do you want to boost your campaign’s open rates? If your answers are yes, this article will do help you in certain. Furthermore, are you clear about email verification tools in the market? If not, this article is also fit for you.

As we all know, email verification tools can scan your email list and use a variety of different checks to remove invalid or dangerous emails. And its purpose is to lead to higher deliverability and protect your email server’s reputation.

This article has listed 6 popular email verification tools for you to choose.

The Best Email Verification Tools to Clean Email List

Email Verification Tools Menu

  • Email Verifier Online
  • ZeroBounce
  • Mailfloss
  • NerverBounce
  • Email Checker
  • Hunter

1. Email Verifier Online

We can easily see from the tool’s name. Email Verifier Online is an online email verification tool indeed. This online tool only provides an email verification service. So that you don’t have to worry about how to use it. Its workplace is simple and easy to use.

email verification tools dashboard
Email Verifier Online Dashboard

Email Verifier Online Features

  • Bulk email list verification-Upload bulk email list for verification
  • Single email address verification-Check single email address validation
  • Comprehensive verification report-Users can check full and detailed verification report at Email Verifier Online.
  • Free try for each user-Offers 1,000 free credits for email address verification for each new account on Email Verifier Online.

Pricing and Plans

Free Trial: Every user has 1,000 credits free to use.

One Time Plan:

Starter plan is $1 for 1,000 email verification;

Growth plan is $5 for 5,000 email verification;

Pro plan is $10 for 10,000 email verification;


Yearly Plan:

Starter plan is $2 for 1,000 email verification for each month;

Growth plan is $10 for 5,000 email verification for each month;


2. ZeroBounce

ZeroBounce is a popular email verification tool used by such major corporations as TripAdvisor, Allstate, and Comodo. Moreover, it has multiple verification processes along with numerous integrations.

ZeroBounce checks for spam traps, emails that return hard bounces, and addresses that mark emails as spam at aggressive rates. It also removes fake and misspelled email addresses.

ZeroBounce Features

  • Bulk email list verification-Upload email list for bulk checking
  • Single email verification-Verify emails one by one
  • Real-time verification API-Integrate ZeroBounce’s verification API with your site
  • Key customer data-ZeroBounce appends key data to valid email addresses on your list. This data may include things like your subscriber’s name, gender, geolocation, and others.
  • Integrations-ZeroBounce integrates with popular email providers and services seamlessly.

Pricing and Plans

ZeroBounce offers credits and subscription plans. The credit system has a pay-as-you-go option, also. They start at $16 for 2,000 email verifications. Premium plans start at $15/month for 2,000 email verifications, which is a 6% discount.

You can get started with ZeroBounce for free with its freemium plan, which has a limit of 100 email verifications per month. Your access to these free verifications ceases as soon as you pay for credits or purchase a subscription.

ZeroBounce is a good tool indeed. But its price is not affordable to most of business.

3. Mailfloss

Mailfloss is a simple email verification tool that integrates with a large number of email marketing service providers and allows you to verify your email list in bulk.

It’s focused on automating the process of email verification, so you can focus on your business. It supports a wide variety of email providers such as MailChimp, Drip, ConvertKit, Sendinblue, Mailerlite, and more.

Mailfloss Features

  • Bulk email list verification-Connect email marketing service provider or upload list via CSV file.
  • Automatic daily cleanups-Cleans up email list on a daily basis for email marketing services
  • Whitelist/blacklist options-Fine tune the tool’s cleaning process by setting up your own whitelist and blacklist options.
  • Control deleted emails-Choose which emails get deleted or unsubscribed from your list.
  • Integrations-Mailloss connects with a large list of email marketing service providers directly.

Pricing and Plans

Mailfloss offers one-time bulk verifications or monthly subscriptions. Subscriptions start at $17/month for up to 10,000 email verifications and only go as high as $200/month for up to 125,000 email verifications.

Mailfolss looks good, but we still look for a better one.

4. NeverBounce

NeverBounce launched in 2014, and it currently has over 100,000 clients. It primarily offers a bulk email list and single email verifications. And NeverBounce does this by validating mail servers, removing duplicate emails, and also syntax errors. It even checks if domains are live and whether or not certain emails have been blacklisted.

NeverBounce Features

  • Bulk email list verification-Upload your entire list, wait for the tool to analyze it and download a clean list with a 99.9% deliverability rate.
  • Instant bounce analysis-It allows you to quickly analyze if your list needs to be cleaned before you send mass broadcast emails.
  • Integrations-Integrates with popular email marketing tools and help desk software.
  • Developer friendly-API wrappers are available for easy integration with the tools you use.

Pricing and Plans

NeverBounce offers pay-as-you-go and monthly billing options. Before using, you’ll need to provide the number of emails you need to process and sign up for a free account to receive a quote if you want to pay monthly.

Pay-as-you-go rates start at $0.003 per email for up to 1 million emails and go as high as $0.008 per email for up to 10,000. ($50=10,000 emails)

As we see, NeverBounce is as expensive as ZeroBounce. But, we can take a bold guess. Maybe because they cost much on Ads. Fine, it is just a joke. HHHHHHH~~~~

5. Email Checker

Email Checker is another major email verification tool. They’ve processed over 19 billion emails to date and have prevented over 1.3 billion bounces.

The tool’s verification process removes email addresses with invalid domains and syntax errors. Temporary emails are removed as well, and errors and typos are corrected.

Email Checker Features

  • Bulk email list verification- Upload your entire list, and wait for the tool to analyze it.
  • Real-time verification API- Integrate Email Checker’s verification API with your site’s forms to reject bad or invalid emails in real time.
  • Automatic list API- Integrate your app with Email Checker’s List API to send lists to the tool and download clean lists daily via an automated process.
  • Ecommerce integrated- The two APIs which have mentioned before work with ecommerce applications as well to prevent customers from entering invalid email addresses at checkout.

Pricing and Plans

Email Checker’s pricing options come in the form of a credit-based system and monthly subscriptions.

The credit tiers start at $14 for 1,000 email verifications and max out at $2,499 for 2.5 million emails.

Plans start at $10/month for 1,000 email verifications and go as high as $1,899/month for 2.5 million emails. All plans require you to subscribe for a minimum of two months upfront.

6. Hunter

Hunter is an email outreach tool that comes with an email verifier designed to clean your email list. This improves your deliverability rate for outreach campaigns.

Hunter Features

  • Bulk email list verification
  • Single email verification
  • API verification

Pricing and Plans

Hunter’s pricing structure is based on requests. One email verification counts as one request as does one domain search and one email finder inquiry.

Plans start at €49/month for 1,000 requests. A free plan that allots 50 requests per month is also available.

In conclusion

As a result, it is obviously known that every email verification tool has almost the same functions. But how do we choose from them? Maybe the favorable and affordable price is the first choice for most of us.

Let’s compare the price based on 10,000 email verification.

Email Verifier Online: $10=10,000 credits

ZeroBounce: $65=10,000 credits

Mailfloss: $17=10,000 credits

NerverBounce: $50=10,000 credits

Email Checker: $69=10,000 credits

Hunter: $69=5,000 credits

You see. After comparison, Email Verifier Online has the best price. In the same condition, maybe who has the best price and good service will be better. But choosing which one is up to you. On the other hand, we hope you can try Email Verifier Online first. It has a free trial. So you don’t have to worry about anything. Just create an account and try~

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