Dev tools · alternatives · 2026

24 alternatives to MailNow

Developer email platform

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1. 1
   Postal▲231

   Open source mail delivery platform

   2017 · github.com · its alternatives →

2. 2
   Context.IO▲226

   API for email inboxes

   2015 · its alternatives →

3. 3
   InboxSDK▲508

   First usable API to write Gmail Apps for 1B active users

   2015 · inboxsdk.com · its alternatives →

4. 4
   Unosend▲205

   Send transactional + marketing email w/ 99.9% deliverability

   Dec 2025 · unosend.co · its alternatives →

5. 5
   AppMail▲68

   The ultimate e-mail platform for developers

   2016 · appmail.io · its alternatives →

6. 6
   Waypoint▲138

   Build and send data-rich emails, faster than ever

   2023 · usewaypoint.com · its alternatives →

7. 7
   Mailercloud Email API Platform▲165

   1,000+ Emails per Second with 99%+ Deliverability

   Mar 2026 · mailercloud.com · its alternatives →

8. 8
   Maildown – Super Simple Email API▲98

   A super simple CLI for sending emails. Contribute to chris104957/maildown development by creating an account on GitHub.

   2019 · github.com · its alternatives →

9. 9MS
   Maildown – super simple email API▲40

   2020 · maildown.dev · its alternatives →

10. 10
    Volamail▲289

    Open source AI powered email for everyone

    2024 · volamail.com · its alternatives →

11. 11IB
    I built Mailhub – A scalable API for sending emails with ease not tears▲104

    2024 · mailhub.sh · its alternatives →

12. 12
    Shortwave AI Email Assistant 2.0▲214

    The ultimate search, analysis, and productivity companion

    2024 · shortwave.com · its alternatives →

13. 13
    DevMail▲183

    Email sandbox for software developers

    2024 · devmail.email · its alternatives →

14. 14
    Email Validator!▲193

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

    2015 · garridodiaz.com · its alternatives →

15. 15
    Emailkick▲182

    Simple email designer and API for AWS SES users

    2022 · emailkick.com · its alternatives →

16. 16
    Cone API▲85

    Unified email, calendar APIs

    2022 · its alternatives →

17. 17
    Email Design Podcast #43: Email Frameworks and Task Runner Workflows▲61

    The latest tips and tricks in email design and development

    2017 · litmus.com · its alternatives →

18. 18
    Gmailify▲139

    The power of Gmail for everyone else's email

    2016 · blog.google · its alternatives →

19. 19
    Astro▲67

    AI meets email for Mac, iPhone, and Android

    2018 · its alternatives →

20. 20
    Live Mail▲110

    A clean, feature-packed Android email client

    2017 · play.google.com · its alternatives →

21. 21MM
    Maildown – Markdown email campaigns▲92

    Hi, The beta program of my new startup, Maildown, is now complete and is now accepting paying customers: https://www.maildown.app As well as a lot of stability enhancements, we've added a new help system, a new CLI (https://github.com/chris104957/mailer-cli) and a REST API. Maildown lets you create transactional and marketing email campaigns using Markdown syntax, so you can generate and send your email content far more quickly than with traditional WYSIWYG editors. Thanks for looking, Chris

    2019 · its alternatives →

22. 22
    Email Design Podcast #46: What will email design look like in 2017?▲63

    The latest tips and tricks in email design and development

    2017 · litmus.com · its alternatives →

23. 23
    Moosend▲89

    Email Marketing Platform - Create and send better campaigns

    2015 · moosend.com · its alternatives →

24. 24
    MessageBus▲69

    Send email with a powerful API, track it with our platform.

    2014 · arcade.now · 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 →