11 Best Email Verification Tools in 2021

The best email verification tool to clean your email list.


“Email may well be your most productive marketing tool.” - Dan Zarrella

Have you got a list of emails for your prospective clients, and you are unsure if they are valid? Are you also concerned if your message will reach your intended receiver? An email verification tool is what you need.

Businesses use email verification tools to remove invalid email addresses from their list using bulk email verifying APIs. The software scans your email list and uses a variety of checks and to remove invalid and dangerous emails.

Most consumers, from a 2021 research prefer email communication as their main channel of communication with businesses. Also, emails are at least 40% better than Facebook and Twitter at conversion. So as a business that doesn’t want to lose prospective customers, you should use email address finder tools to compile emails. Furthermore, you can save up to 20$ on communication costs when you use email verifier software to clean up your email list.

If used appropriately, for every $1 you spend on email marketing, you can expect an average return of $42. That’s a higher return than any other digital marketing form. So, to minimize costs and maximize returns, you should use a bulk email verifier to clean your email lists. Getting your emails to the target would increase conversion and save you money.

11 Best Verification Tools That Hasten the Cleaning to Your Email List

Now that you have finally grown your email list big enough using a hunter email finder software. It is time to employ the services of the best bulk email verifier on the market. I compiled this list by evaluating the effectiveness of each software, the pricing, and how best it would work for all ranges of businesses.

1. Finder.io

Finder.io is a fantastic email address finder software designed by 500apps to find and verify emails. The software has a database of almost 400 million email addresses that are available for your usage. All you need to do is filter the mails to your business needs. With finder.io, generating leads for your business from email marketing is easy.

Finder.io uses a world lead mining technology as an advanced email finder to gets emails of the right customers and help you grow your sales like never before. The email verifier helps you search for the email addresses of important people to bring the big wings into your fold of customers.

<a href='best-email-verification-tool'>best email verification tool</a> 2021

Finally, within seconds you can verify any email and know if it is legitimate or not. With this feature, you will increase open rates for your emails like never before. Also, the bulk email verifier gets you to source information about email addresses to get you doubly assured.

Now to the juicy pricing, the 500apps offers finder.io and 30 other relevant applications for your business at just $14.99 per month. You can also take up the solitary usage plans for finder.io, monthly or yearly. Visit finder.io now to get started.

2. Zerobounce

Zerobounce is a very popular hunter email finder tool used by major corporations around the world. The software has several verification processes coupled with multiple integrations.

Aggressively, the tool checks for spam traps, hard bounces, and addresses that mark emails as spam. Zerobounce can work as a bulk email verifier or a single email verifier. Its other features include real-time verification API, key customer data appending, and integrations.

Zerobounce offers both credit and subscription plans. You can use the pay-as-you-go credit option or start the monthly subscription. The subscription plans start at $16/month for 2,000 email verifications. You can also enjoy the free plan with a limit of 100 email verifications per month. There is a trial plan you can initiate to know if Zerobounce is what you need.

3. Mailfloss

Mailfloss is a simple bulk email verifier that integrates with a sizeable number of email marketing service providers. The software focuses on automating the email verification process so you can focus more on your business.

It detects invalid addresses, temporary emails, duplicate emails, spam traps, misspelled emails, and hard bounce emails. The Mailfloss email address verifier features include bulk email list verification, automatic daily cleanup, allowlist, and blocklist option, and deleted emails and integrations control.

For all of the Mailfloss pricing plans, you can enjoy a seven-day trial plan. If you go for the annual plan, you will receive two months free. Subscriptions start at $17/month for up to 10,000 email verifications. If you would prefer a pay-as-you-go plan, you can purchase credits to use as you will.

4. Hunter.io

Hunter email finder comes with an email verifier that cleanses your email list. This helps you improve your deliverability for outreach campaigns.

Primarily, Hunter allows you to find email addresses as leads for your business. The software uses domain searches as well as first/last name and email address searches. Through this, it discovers invalid emails, temporary emails, blocklisted emails, and emails with hard bounces. Hunter serves as a bulk email verifier, single email verifier, and API verifier.

The pricing plan is based on requests. Each request can be an email verification, a domain search or an email address finder inquiry. However, their monthly plan starts at $49/month for a thousand requests. You can also use a free plan that allows 50 requests per month.

5. VoilaNorbert

VoilaNorbert uses chrome extension to verify your email addresses automatically. With VoilaNorbert email address finder and bulk email verifier, you can use several search features, including domain searches, bulk domain search, email search from names, and social network search. You can also use the email tracker, email campaign sending and email drip campaign features.

voilanorbert email verification 2021

This email finder tool offers a free trial and a monthly subscription plan that starts at $49/ month for unlimited team members.

6. MillionVerifier

MillionVerifier is founded and operated by Tamas Szabo, an email deliverability expert. It offers a compelling email verification service and is popular for its outstanding accuracy and low pricing plans. With MillionVerifier, it is guaranteed that your email will reach a valid email account 99% of the time.

The software detects disposable email addresses, catch-all accounts, removes email duplication, and real-time verification API service. Also, it has a less than 1% bounce rate that will protect your email reputation, improve your inbox and open rates and will boost your business profit

For $59 you can verify 50,000 emails, $99 for 100,000 emails and $299 for a million emails.

7. ListWise

ListWise is a leading bulk email verifier platform today. It cleans your email list with a powerful SMTP validation tool to boost your email delivery rate. With ListWise, you can enjoy a fast, accurate and secure email verification service that will remove bad emails from your list. Ultimately, this helps you get higher clicks, opens and conversions.

The tool offers features like bulk email checker, advanced syntax verification, mailbox existence check, greylisting, role-based account detection, disposable email address detection and high-risk email detection.

You can verify up to 100,000 emails with ListWise for only $185. Also, you can purchase use-as-you-go credits that can never expire. If you are a visitor, you can enjoy a 25% discount by using the coupon code: ACCWH

8. Snov.io

Snov.io has grown to be an all-in-one platform despite entering the market space in 2017. It doubles as bot a bulk email verifier and email address finder for email generation and email marketing.

Snov.io offers a quick way to verify bulk email lists and individual email addresses. The tool employs syntax, domain existence, freemail checks, and SMTP authentication to check emails. With the help of these features, the tool removes bounce emails, spam traps, and low-score emails. It is available as a web app, an API, and a chrome extension.

The tool offers a $39/month for 1000 multi-purpose pricing plan. Also, you can use the free plan with 100 credits and enjoy all features for as long as possible.

9. EmailListVerify

EmailListVerify is also a popular email verification tool, and it is used by the biggest names in the business, including Shopify and Rackspace. The company has a track record of over 5 billion email address verification.

The EmailListVerify hunter email verifier performs several confirmations to pinpoint and remove invalid email addresses from your list. Emails that are temporary, invalid, inactive, or parked are removed from your list. It also checks for spam traps, incorrectly spelled emails, and emails with high hard bounce rates.

They offer bulk email verification, email verification API, and easy integration into major email marketing platforms.

Monthly subscriptions on EmailListVerify start at $139/month for 5000 emails. However, the plan depends on how many emails you need to verify in a day. There is no free plan, but you can use a free trial period.

10. Clearout

Clearout is an email address verifier that detects bad emails in several ways. It removes replicate emails, the dots from emails, temporary emails, and sub-accounts. It also identifies and removes emails with hard bounces, emails from blocked domains, and spam traps.

clearout email verification 2021

With Clearout, you have a bulk email verifier, REST API, instant email verifications, email address finder, and integrations at your behest.

There are only two pricing plans with Clearout. You can enjoy the pay-as-you-go plan or the monthly subscription plan. The monthly subscription plan starts at $24.50 per month for 5000 emails. If you pay annually, you can save up to 30%. Also, you can verify up to 500 emails free of charge in a month with their trial plan.

11. NeverBounce

NeverBounce was launched in 2014 and currently has over 100,000 clients. Some of the big names in its clientele include Uber, Dell, Girl Scout, etc.

Primarily, they offer bulk email verifying services and single email verification. NeverBounce does this by validating the emails against mail servers and remove duplicate emails and syntax errors. It also checks if domains are live and if some emails are blocked. The software gives an instant bounce analysis which analyzes if your list needs to be cleaned before sending emails. All accounts come with 1000 free API integrations, and its interface is friendly.

NeverBounce offers a pay-as-you-go rate of $0.003 per email for up to a million. To use their monthly pricing plan, you need to quote by stating your daily email verification quota. For custom enterprise plans, you can also contact the NeverBounce sales team.


“Email is 20-30 times more effective in generating a purchase than any other tool.” - Josh Kaufman

You can enjoy peace and a sense of confidence with every email you send when you use a bulk email verifier. You get the assurance that your email will end up in the mailbox of humans and have a high chance of been interacted with.

Each email address verification tool is filled with a never-ending list of services and features that makes it difficult to enlist them all. However, finder.io offers great service with 24/7 customer service to attend to any friction you might encounter.


ALL-IN-ONE Suite of apps to enhance your team's productivity

Infinity Suite

Get Started with 500apps Today

Finder.io is a part of 500apps Infinity Suite

Please enter a valid email address