Growth · alternatives · 2026

24 alternatives to Newton X

Email Productivity through AI

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Newton X launched in 2017; newer entries below may have overtaken it.

1. 1
   Notion▲585

   Artificial intelligence-powered email.

   2015 · notion.so · its alternatives →

2. 2
   Newton by CloudMagic▲118

   Supercharged emailing with space-age features

   2016 · cloudmagic.com · its alternatives →

3. 3
   CXassist▲136

   Put your inbox on autopilot with AI

   2023 · cxassist.io · its alternatives →

4. 4
   Iterable▲94

   Smarter email marketing

   2014 · iterable.com · its alternatives →

5. 5
   Notion skill for Amazon Alexa▲126

   Artificial intelligence for talking to your Email

   2016 · notion.so · its alternatives →

6. 6
   Inbox AI▲201

   AI-Powered Personal Productivity

   2024 · its alternatives →

7. 7
   Spark +AI▲181

   Your email productivity, supercharged with AI

   2023 · sparkmailapp.com · its alternatives →

8. 8
   Turing Email▲112

   Making checking your inbox as fun as using Slack

   2015 · goo.gl · its alternatives →

9. 9
   MailClark▲198

   The Slack bot for external communications

   2016 · its alternatives →

10. 10
    StandupMail▲95

    Email-based productivity logging for teams

    2014 · its alternatives →

11. 11
    Smart Inbox▲10

    Boost productivity with our AI-driven email solution

    2025 · smartinbox.ai · its alternatives →

12. 12
    Digest.AI▲145

    AI-automated digest for your team's Slack

    2016 · its alternatives →

13. 13
    Mailcloud▲110

    A New Way to Email

    2014 · mailcloudapp.com · its alternatives →

14. 14
    Smart Reply in Gmail▲179

    Quick suggested responses for emails, using machine learning

    2017 · blog.google · its alternatives →

15. 15
    Kriya AI▲201

    Find relevant professionals and write smart email intros

    2020 · its alternatives →

16. 16
    Knowtify▲199

    Send smart, automated digest emails.

    2014 · its alternatives →

17. 17
    Redkix▲23

    Slack meets email

    2016 · its alternatives →

18. 18
    Ghost AI▲86

    The First AI-Powered Email Productivity Platform

    2023 · its alternatives →

19. 19
    Subjam▲115

    Bring AI into your next email

    2025 · its alternatives →

20. 20
    jasper▲96

    The Future of writing

    2022 · jasper.ai · its alternatives →

21. 21
    Seer▲98

    Making emails actionable.

    2014 · getseer.com · its alternatives →

22. 22
    Turing Cloud with Opt-Inbox▲121

    Email re-imagined. Choose your own inbox.

    2016 · its alternatives →

23. 23
    Mail AI▲70

    A powerful communications toolset powered by GTP3

    2022 · its alternatives →

24. 24
    Autopilot▲78

    Send your best personalized emails with AI.

    2020 · ubico.io · 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 →