Alternatives

Products that do what Clearbit, APIs for determining who's behind an email address does

1. 1
   Clearbit Connect▲716

   Rapportive on steroids. See data about contacts in Gmail.

   2016 · clearbit.com

2. 2
   Clearbit's Risk API▲189

   Identify spam signups & bad actors

   2017

3. 3ID
   IsTempMail – Detect and block disposable email addresses▲35

   2017 · istempmail.com

4. 4FM
   Flute – my attempt at a better email API▲40

   2018 · flutemail.com

5. 5
   Revealer by Etools▲252

   Uncover email addresses behind any domain

   2017

6. 6FT
   Find the email address of any GitHub user▲64

   2013 · github.com

7. 7SA
   Screenr – Automated Workflow for Your Email▲118

   2020 · feval.ca

8. 8CF
   Contacts finds email addresses▲47

   2013 · contactsanalytics.com

9. 9LF
   LeadFinch – Find Anyone's Email Address▲15

   2015 · leadfinch.com

10. 10
    Mailswipe▲110

    Find anyone's professional email address in seconds.

    2020

11. 11
    TheBigBro.io▲87

    Discover the anonymity level of your email address

    2015

12. 12
    Email Bounce Checker from BlockSurvey▲98

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

    2022

13. 13FG
    Find GitHub Users' Email Address▲32

    2020 · github.com

14. 14MS
    Maildown – Super Simple Email API▲98

    2019 · github.com

15. 15
    reCAPTCHA Mailhide▲84

    Solution to protect email addresses by Google

    2014

16. 16GA
    Glider, a better email client▲81

    2012 · glider.io

17. 17
    SwiftIntro▲94

    Professional "matchmaking" done over email

    2014

18. 18DE
    Deep Email Validator▲51

    2020 · github.com

19. 19SC
    Socialscan – Check email address and username usage on online platforms▲21

    2019 · github.com

20. 20PA
    PixelBlock – A Gmail extension that blocks email tracking▲47

    2014 · chrome.google.com

21. 21PI
    Pubmail.io▲54

    2015 · pubmail.io

22. 22ET
    Email Tracker – Find out when and if people view your emails seamlessly▲14

    2015 · chrome.google.com

23. 23MS
    Maildown – super simple email API▲40

    2020 · maildown.dev

24. 24NF
    Nymeria – Find LinkedIn and GitHub User Emails▲13

    2016 · nymeria.io

Ranked by how close each launch is in meaning, then by votes. Refine with a description →