Alternatives

Products that do what IsTempMail – Detect and block disposable email addresses does

1. 1AS
   A self-hosted email engine▲149

   2020 · mailcoach.app

2. 2HS
   Heimdall – Self-managed email alias/forwarding service▲130

   2020 · github.com

3. 3FA
   Free API to block disposable emails▲19

   2017 · validator.pizza

4. 4PA
   PixelBlock – A Gmail extension that blocks email tracking▲47

   2014 · chrome.google.com

5. 5PE
   Plain Email – An app for one-touch email processing▲322

   2016 · plainemail.com

6. 6IO
   IsDisposable – Open-source disposable email detection (160K+ domains)▲5

   Mar 2026 · npmjs.com

7. 7RE
   Randomised email addresses for privacy protection▲13

   2019 · faircustodian.com

8. 8AP
   API powered by machine learning to detect disposable emails▲5

   2020 · categorize.email

9. 9GA
   Glider, a better email client▲81

   2012 · glider.io

10. 10PA
    Postman – A command-line utility for batch-sending email▲48

    2014 · github.com

11. 11MA
    Maskmail – anonymous email address service▲110

    2018 · maskmail.net

12. 12EA
    Emaildrop – a free disposable email service with a GraphQL API▲35

    2019 · emaildrop.io

13. 13CA
    Clearbit, APIs for determining who's behind an email address▲24

    2015 · clearbit.com

14. 14DA
    Drymail – A minimalist but complete email framework for Python▲21

    2019 · github.com

15. 15PE
    Prevent email forgery in Gmail using a Blockchain-powered architecture▲19

    2018 · gmelius.com

16. 16IB
    I built an API to detect and verify disposable or temp email addresses▲5

    Hi HN, I'm excited to share a project I've been working on: UnwrapEmail(https://unwrap.email), an API designed to detect and verify disposable or temporary email addresses. Features: - Detect disposable email addresses - Extract labels from email addresses (e.g., Gmail) - Normalize addresses by removing labels or special characters (e.g., Gmail) - Validate MX records of domains - Check whether it’s safe to send to a given email to reduce bounces and maintain sender reputation Why I Built This: As the owner of an AI wrapper app, I've seen decent traffic thanks to SEO efforts + ads,…

    2024 · unwrap.email

17. 17MA
    MailRubber, a condom for your email address▲23

    2013 · mailrubber.me

18. 18CF
    Contacts finds email addresses▲47

    2013 · contactsanalytics.com

19. 19AS
    A simple SMTP proxy that bridges legacy software to modern SMTP servers▲47

    2017 · github.com

20. 20CA
    Caspy – AI Assistant for Emails▲45

    2017 · caspy.com

21. 21MA
    Monitoring and automation for email servers, starting with Postfix▲22

    2021 · github.com

22. 22FM
    Flute – my attempt at a better email API▲40

    2018 · flutemail.com

23. 23MA
    MailTrigger – A Simple HTTP-Based Email Notification Service▲6

    2017 · github.com

24. 24IT
    IHazSpam – Temporary disposable email▲10

    2016 · ihazspam.ca

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