Dev tools · alternatives · 2026

24 alternatives to Online Email verification Service

Email address verification service validates in real-time

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Online Email verification Service launched in 2020; newer entries below may have overtaken it.

1. 1
   Free Email Verifier▲202

   The first free and accurate email verification service

   2020 · gmass.co · its alternatives →

2. 2
   Bulk Email Verifier & Checker▲115

   The top tool for checking mail address authenticity

   2023 · email-verifier.convertinsight.com · its alternatives →

3. 3
   Clearout 2.0▲103

   98%+ accurate real-time & bulk email verification services

   2020 · clearout.io · its alternatives →

4. 4
   Email Address Validation Tool▲4

   email address verification service

   2021 · its alternatives →

5. 5
   Proofy▲181

   Quickly validate and verify your email lists.

   2016 · proofy.io · its alternatives →

6. 6
   Email List Verify▲330

   Remove hard bounces and email traps from your email lists

   2016 · emaillistverify.com · its alternatives →

7. 7
   Verify Email Addresses▲4

   Email Verification Services

   2021 · verifyemailaddresses.com · its alternatives →

8. 8
   MailCheck▲49

   Stop Free Trial Abuse with Advanced Email Verification

   2025 · mail-check.tech · its alternatives →

9. 9
   Email Verify API▲92

   Simple email validation API for a $39 lifetime license

   2021 · cloudlyn.com · its alternatives →

10. 10
    Weblegit Email Validation Service▲72

    A real customer starts with a real email

    2017 · weblegit.com · its alternatives →

11. 11
    is-valid.email▲7

    is-valid.email - professional email verification service

    2024 · its alternatives →

12. 12
    Blaze Verify▲13

    Send emails to real people. Email Verification Platform.

    2019 · emailable.com · its alternatives →

13. 13
    Eva▲108

    The email validation service for your web platforms

    2019 · e-va.io · its alternatives →

14. 14
    EmailAwesome▲39

    Validate emails, less bounces & spam reports for 10X less

    2024 · emailawesome.com · its alternatives →

15. 15
    Email Verification API▲4

    Real-time and convenient email validation tool

    2021 · emailverification.whoisxmlapi.com · its alternatives →

16. 16
    Validate Email – 100% Free & Private▲28

    Instant Email Verification – Real, Reachable & Secure

    2025 · validate.email · its alternatives →

17. 17
    Real-time email validation JS Widget▲30

    Verify an email address typed in your form in real-time

    2020 · app.thechecker.co · its alternatives →

18. 18
    Email Validator API ▲7

    It tells you if a Email is valid or not

    2025 · thirsty-melisse-hardcode-c2fce731.koyeb.app · its alternatives →

19. 19
    Address Verification Solutions▲1

    Address Verification for your Customer Data

    2020 · melissa.com · its alternatives →

20. 20
    Emailable▲7

    Emailable is a powerful email verification tool

    2025 · emailable.com · its alternatives →

21. 21
    Email Verification Tool 1.0▲79

    An add-on for email verification directly on Google Sheets

    2018 · its alternatives →

22. 22
    VerifyRight▲5

    Catch fake emails before they signup

    2025 · verifyright.io · its alternatives →

23. 23
    SmartEmailCheck▲9

    Smarter Email Validation—Built for Modern Apps.

    Nov 2025 · smartemailcheck.com · its alternatives →

24. 24CW
    Check whether an email address exists▲12

    2018 · email.universlabs.co.uk · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →