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Email List Cleaning : 25+ Best Services (2021)

Looking to clean your email list? Here is the list of 25+ best email list cleaning services of 2021. These providers give customers the best email verification experience in every measurable way!

  • We are giving customers an impartial analysis of their products.
  • This content is reader-supported. If you click on our links, we may earn a commission. This compensation, however, unequivocally does not influence our review process.
  • Check out our method of analysis.

By Alex Gracias - 6+ Years Experience
Updated Sep 22,2021
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Best Bulk Email Verifiers by Accuracy

Find the best providers by accuracy, compare them and choose the perfect match for you.

Do you currently employ an email verification service provider that is shown above? If so, we need to hear from you! Please share your experience with us regarding any of the above companies.

10 Best Email List Cleaning Services

Here is a list of 10 best email list verification services that have performed well in 2020-2021:

Use these service to make sure all email addresses on your list are legit before reaching out.

1. MyEmailVerifier : Best Email Address Verification Service ($0.003/Email)

The Alexander of email list cleaning industry

With a booming 99% accuracy, MyEmailVeirfier managed to seal the top spot in our ultimate top 10 countdowns of the best email verifiers. Besides unbeatable accuracy, it’s among the most affordable and speedy services. To grab 500 credits, you just need to pay $1.44. Also, one time 10K free trials are waiting for you! It’s the most versatile email verification service available out there, and it’s proud to put it on top.

Editor's Overview

MyEmailVerifier verifies 99% emails accurately and wears the crown of the most accurate bulk email verifiers. Besides that, you'll get guaranteed delivery 99% times after sending your email list.   

Besides verifying Gmail, Hotmail, AOL & other business email services, there's a golden bonus for you. MEV is the only one to identify if the provided Yahoo/AOL address is active but disabled. Other email verifier services mark that as "active," which sounds pitiful. 

Read why we rated MyEmailVerifier #1st in our list

2. DeBounce : Email Verification With Deliverability Guarantee ($0.0003/Email)

The biggest warrior against low deliverability

If low deliverability is your core issue, then no other service can assist you as DeBounce does. This giant charges just $15 for verification of 10K emails and proves to be an awesome service for email marketers and companies of all levels. They’re the pioneers of validating G-suite catch-all emails, and their excellence gets described by their streak of features, out of which some are truly superb, like the list monitoring feature.

Editor's Overview

Debounce is one of the trusted and cost-effective email checker services across Asia. It gives an email verification accuracy of 97%, which brings good confidence to all verified emails.  

Their pricing is more affordable than the other vendors like Zero Bounce, Emailable, and Verifalia. They verify 10k emails for $15. However, users often require a detailed report of emails after verification; Debounce provides detailed reports to understand the process better.

Read why we rated DeBounce #2nd in our list

3. Emailable : Email Verification & List Cleaning Software Solution (0.003)

The excellence truly deserves a trial

With a stunning 97% rate of email validation accuracy, Emailable has grabbed the sixth position in our top 10 best email validators list. With quick support through chat, email, and calls, they ensure speedy solutions. With a rate of 498 minutes per 10K emails validated and such great accuracy, this service is truly fascinating. Also, 250 free credits are there as a free trial to help you test and understand their service’s excellence before paying a penny.

Editor's Overview

Emailable is amount the top 10 email verification companies available in the market. With 97% email verification accuracy and affordable pricing, they stand out among others. Though they don't provide phone support, their email & live chat support is quick. 
Read why we rated Emailable #3rd in our list

4. ListWise : Simplest Email List Cleaning Services (0.006/Email)

Simplicity at its best

If you’ve newly dipped your feet in the water of email marketing, you may feel baffled using complex list cleaning services. ListWise isn’t just the simplest service to use, but Grab this service, and no email marketing-related issues will jeopardize you, no matter it’s low deliverability, low open rates, getting flagged as spam, nothing! Its amazing features make it worth putting on the second spot and receive high appreciation from our experts!

Editor's Overview

  • Listwise is a straightforward tool for email verification designed to verify email addresses intelligently. But, regarding producing the accurate result, it falls behind with overall email verification accuracy. Listwise has its suite of related products namely Maxmail, Texta, and CyberCom Pay.
Read why we rated ListWise #4th in our list

5. MailboxValidator : Best Email Validation Service (0.016/Email)

Editor's Overview

MailBoxValidator is a Malaysian-based email validation company. They aim to provide a clean email list by majorly focusing on detecting disposable and invalid emails. They have an email verification accuracy of 89% in our audit.

MailBoxValidator is good in API validation as they provide single email validation with fast results in return on all check parameters like catch-all, role-based, disposable, invalid, valid, etc.

Read why we rated MailboxValidator #5th in our list

Email List Cleaning : Compare & Select


6. Hunter : Verify Professional Accounts (0.049/Email)

Editor's Overview

  • Hunter is more of an email finder than an email verification service. Hunter is designed to identify and validate only professional email accounts. However, its email finder is a tool to consider for acquiring quality leads.
  • Hunter only verifies professional emails it will now verify other domains live Gmail and yahoo in bulk.
Read why we rated Hunter #6th in our list

7. Clearalist : Bulk Email Verification & List Cleaning Service (0.02)

A great blend of dependability, and cost-effectiveness

Are you bewildered due to the gathering of unverified email address’ lists? Want a quick solution without breaking a bank? Sit back and have lime juice, as you’ve got a prodigiously dependable email verification service like ClearList! Their expertise and support are reflected by innovation, leadership, transparency, and fairness. It’s a continuously improving service, offering highly helpful features every now and then.

Editor's Overview

  • Clearalist is one of the fastest and most reliable bulk email verification services best for those who verify a large number of emails at once.
Read why we rated Clearalist #7th in our list

8. ZeroBounce : Most Accurate Email Verification ($0.0039/Email For 100K Emails)

The biggest enemy of bad and unrealistic data

This US-based renowned email verification service has a heart-winning accuracy rate of 98%! It’s used by several companies and has won an impressive trust level with its speedy solution for checking email lists. With its well-managed API dashboard, you get a lot of email verification-related features, which makes the proceeding of this part of your email marketing campaign smooth. Now, gather only genuine, valid contacts without spending a bomb.

Editor's Overview

ZeroBounce is a US-based renowned email verification service that is also one of the fastest-growing companies in the email verification industry (according to INC. 5000).

Their API integration can validate any email addresses to stop unwanted signup and have cleaned email lists. Even they provide a well-managed API dashboard to look over the daily and monthly reports.

Read why we rated ZeroBounce #8th in our list

9. QuickEmailVerification : Accurate, Affordable And Advanced Email Verification Service. ($0.0032/Email)

This quickie loves accuracy

As the name suggests, this software specializes in providing accurate and valid email addresses with the least amount of time. The accuracy audit results calculated QuickEmailVerification with over 98% of accuracy rate. The software offers free tools such as SPF DMARC and DKIM analyzer to enhance analyzing your email deliverability. Besides great customer support and clean documentation, this superb email validator grabbed the 6th position here.

Editor's Overview

Looking for ease of use and the most professional email verifier? Quick Email Verification is known for the fastest and fifth-most accurate email verifying service with an accuracy of 98%. How fast are they? They can verify 10k emails within few hours! 

They seem to have a moderately great team of developers & digital thinkers. And why do we think about this? They are one of the rare companies offering tons of free tools (SPF analyzer, DMARC analyzer, DKIM analyzer), which are very helpful in analyzing your email deliverability. You need good funds and a sound team for all these.

Read why we rated QuickEmailVerification #9th in our list

10. Clearout : Email Validation & Verification Service ($0.007/Email)

This heavyweight champ is versatile!

Clearout holds the 5th position with over 97% accuracy. It will successfully validate Gmail, Yahoo, AOL, and some other email types while excluding fake, invalid, and spammy ones. Besides being speedy and accurate, it has a 256-bit SSL protocol that comes with an encryption layer to protect data. This effortless software needs no development to integrate. Their effectiveness in SMS marketing makes them a highly versatile service to select.

Editor's Overview

Clearout is an email verification company with an overall email verification accuracy of 97% on valid, invalid, Gmail, Yahoo, AOL, and other emails. It allows you to pick a plan according to your email validation frequency - one time or a monthly subscription.

If security is your primary concern, don’t worry. Clearout protects data using the 256-bit SSL protocol with an encryption layer and is bound to the privacy policy. They have a wonderful community where you can find discussions, tips, tutorials, and more. You’ll even be able to get quick answers to your questions. Isn’t that amazing?

Read why we rated Clearout #10th in our list

Trending Questions

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How do I determine w...

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Hey, all Email Marketers. I want to know what points I need to be considered before investing in any list cleaning se... ? Read more

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I am getting a high spam score and looking for a solution to reduce it. Can anyone help me out?

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What is Email List Cleaning?

Email list cleaning is the process of checking all email accounts on your list and to decide if they all exist (without sending emails to them). Cleaning an email list is helpful in reducing the bounce ratio of your marketing campaign by validating all email records within minutes.

Email verification checks and removes all types of bad emails (Spam traps, catch-alls, invalid emails and so on) from the list and returns a clean email list that will be deliverable and safe-to-send.

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What are the types of Email List Cleaning?

Real-time email list cleaning through API

Real-time email list cleaning API is used to validate email addresses on a real-time basis, i.e. emails are checked when they are entered in sign-up forms, subscription box or a check out form on your website or blogs.

Most of the email verification vendors combine their API plans with bulk verification plans, e.g., real-time api verification is also available if you sign up with their bulk verification plans. There are a few notable email verifiers that offer free API for real-time email verification.

Bulk Email List Cleaning

Bulk email list cleaning is the process of cleaning an entire email database at once. The email database can have any number of emails in thousands, millions, etc. You can upload an entire list of email addresses in .csv or .xls format. A list of 1 million email addresses is usually processed in less than 24 hours of time. Running an email list through bulk email verification checks and removes all kinds of bad emails, i.e. catchall, disposable, role-based, spam-trap and delivers back an email list with only legitimate emails.

Bulk Email List Cleaning Through API

Unlike uploading & batch cleaning, bulk cleaning API removes the manual process of uploading, cleaning and downloading the files. Instead, the email data files are processed programmatically so that the marketers can focus on more important tasks for better email marketing.Only a handful of email list cleaning companies offer bulk cleaning through API, i.e. MyEmailVerifier, ZeroBounce, EmailChecker, and HuBuCo.

Email List Cleaning : How it Works?

Email list cleaning is a process of running an email through vivid steps to validate the same. Here is a detailed email verification process.

Syntax Checking

Syntax check is the very first step of the email verification process. It is merely checking the format of an email according to pre-defined standards. If an email does not meet the specified format criteria, it will be marked as invalid.

Domain/MX Records

MX record (A mail exchanger record) is a record in the DNS that specifies a mail server responsible for accepting emails on behalf of the recipient's domain. An email address with a missing MX record will be marked as invalid by bulk email verifier.

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Role-based email detection

Role-based account belongs to a group of people, and mailing to them may get you blacklisted with some ISPs. Email verifier detects and marks such email accounts from the list to prevent you from mailing to such harmful email accounts.

Disposable/Temporary email detection

As the name says, temporary email accounts are just created to bypass the sign-up or login forms. Such type of emails is destroyed automatically after some time.

Catchall email detection

Catchall email server is configured to receive/accept all emails sent to a specified domain.

Spam-trap detection

There is a possibility of the existence of a spam trap is an email list. Removal of spam trap is essential for an email list hygiene

Greylisting verification

Just like whitelisting and blacklisting, greylisting is another method of spam fighting. The mailbox of the greylisted email account rejects the email from an unknown IP with a "try again later" message. This means that the email is delayed until it is sent again.

Mailbox Confirmation

It is the final step of the email verification process. The email verifier utilizes the SMTP protocol to contact the mail server and validate if the mailbox can receive messages.

How the ranking system works.

Finding an excellent Email verification service can take a lot of time and money.

Our sole purpose is to provide tested, and reviewed data of 25 different Email verification services.

Therefore we gathered Email verifiers performance data which includes accuracy, turnaround time, costs, Customer support, Security check, and other factors like Dashboard functionalities and so on.

  1. Here are our review process details.
  2. Vendors are listed upon request or voluntarily by our team. Our team updates it regularly.
  3. Finding the Accuracy of their Email Verification Results.
  4. Turnaround time Assessment
  5. Customer Support Assessment
  6. Security Assessment
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