Best email verification API

Ranked products

1. ZeroBounce

   ZeroBounce ranks 1st because:

   • ZeroBounce supports real-time api.
   • ZeroBounce has api response time: 1.09; higher values score more (0/3 points).
   • ZeroBounce supports bulk verification.
   • ZeroBounce supports single email verification.

   Score: 12/15 · verified criteria: 4/4

2. Bouncer

   Bouncer ranks 2nd because:

   • Bouncer supports real-time api.
   • Bouncer supports bulk verification.
   • Bouncer supports single email verification.

   Score: 12/15 · verified criteria: 3/4

3. Clearout

   Clearout ranks 3rd because:

   • Clearout supports real-time api.
   • Clearout supports bulk verification.
   • Clearout supports single email verification.

   Score: 12/15 · verified criteria: 3/4

4. DeBounce

   DeBounce ranks 4th because:

   • DeBounce supports real-time api.
   • DeBounce supports bulk verification.
   • DeBounce supports single email verification.

   Score: 12/15 · verified criteria: 3/4

5. Emailable

   Emailable ranks 5th because:

   • Emailable supports real-time api.
   • Emailable supports bulk verification.
   • Emailable supports single email verification.

   Score: 12/15 · verified criteria: 3/4

6. EmailListVerify

   EmailListVerify ranks 6th because:

   • EmailListVerify supports real-time api.
   • EmailListVerify supports bulk verification.
   • EmailListVerify supports single email verification.

   Score: 12/15 · verified criteria: 3/4

7. Hunter Email Verifier

   Hunter Email Verifier ranks 7th because:

   • Hunter Email Verifier supports real-time api.
   • Hunter Email Verifier supports bulk verification.
   • Hunter Email Verifier supports single email verification.

   Score: 12/15 · verified criteria: 3/4

8. MillionVerifier

   MillionVerifier ranks 8th because:

   • MillionVerifier supports real-time api.
   • MillionVerifier supports bulk verification.
   • MillionVerifier supports single email verification.

   Score: 12/15 · verified criteria: 3/4

Criteria comparison

Products are ranked only from verified, sourced facts. Missing evidence remains unknown and does not count as a negative claim.

Method and alternate format

Only products meeting the evidence threshold and coverage-gap rule are ranked. Missing facts earn no points and are not treated as negative claims.

Read the methodology · Read the Markdown version