AI · alternatives · 2026

24 alternatives to Bolt - Free Email Validation

Bolt is a simple, free API that validates emails using AI.

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Bolt - Free Email Validation launched in 2019; newer entries below may have overtaken it.

1. 1
   Email Validator!▲193

   Free JSON API that gives you a simple way to validate emails

   2015 · garridodiaz.com · its alternatives →

2. 2
   BounceBan▲123

   Unlimited free email verify, works great for accept-all

   2022 · bounceban.com · its alternatives →

3. 3
   Free Email Verifier▲202

   The first free and accurate email verification service

   2020 · gmass.co · its alternatives →

4. 4
   Trumail▲215

   Free email verification API

   2017 · emailable.com · its alternatives →

5. 5
   Mailerio▲30

   Keep your lists clean with email validation tool

   2025 · mailerio.com · its alternatives →

6. 6
   Rapid Email Validator 2025▲13

   Privacy-first free email verifier | no storage | open source

   2025 · rapid-email-verifier.fly.dev · its alternatives →

7. 7
   Clearout 2.0▲103

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

   2020 · clearout.io · its alternatives →

8. 8
   KleanMail Free Email Verifier▲177

   Emails inboxed, always.

   2022 · kleanmail.com · its alternatives →

9. 9
   Email Verify API▲92

   Simple email validation API for a $39 lifetime license

   2021 · cloudlyn.com · its alternatives →

10. 10
    Email Bounce Checker from BlockSurvey▲98

    Privacy-focused email bounce checker. No ads, no trackers.

    2022 · blocksurvey.io · its alternatives →

11. 11
    Validate Email – 100% Free & Private▲28

    Instant Email Verification – Real, Reachable & Secure

    2025 · validate.email · its alternatives →

12. 12
    SmartEmailCheck▲9

    Smarter Email Validation—Built for Modern Apps.

    Nov 2025 · smartemailcheck.com · its alternatives →

13. 13
    AI Email Finder by Ful.io▲100

    Find emails for any website the 2023 way (with AI of course)

    2023 · chromewebstore.google.com · its alternatives →

14. 14
    MailCheck▲49

    Stop Free Trial Abuse with Advanced Email Verification

    2025 · mail-check.tech · its alternatives →

15. 15
    Free Email Validator - Full Source Code▲6

    Cold Email Validation Tool with Full Source Code

    Nov 2025 · its alternatives →

16. 16
    Truemailcheck Free Email Validation▲7

    Free email Vaildator Tool

    Oct 2025 · its alternatives →

17. 17
    Email Validator by LeadStal▲59

    Single & multiple email validation tool online

    2022 · leadstal.com · its alternatives →

18. 18
    EmailAwesome▲39

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

    2024 · emailawesome.com · its alternatives →

19. 19
    VerifiedEmail▲13

    Affordable, accurate email-verification tool

    Nov 2025 · verified.email · its alternatives →

20. 20
    BounceStrike▲14

    AI-powered real-time email verification API, cheaper price

    2025 · bouncestrike.com · its alternatives →

21. 21
    Mailphin▲17

    Disposable, temporary email checking API and bulk validator

    2024 · mailphin.xyz · its alternatives →

22. 22
    EmailWand▲5

    Email verification platform, validation and bounce protector

    2024 · emailwand.com · its alternatives →

23. 23
    Email Verification API▲4

    Real-time and convenient email validation tool

    2021 · emailverification.whoisxmlapi.com · its alternatives →

24. 24
    Bulk Validate▲4

    Email validation, but make it unlimited. Only $20

    2024 · 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 →