Life & fun · alternatives · 2026

Chapp is a topic-based chat application launched in 2014. It allows users to find and join conversations organized around specific subjects of interest. The platform is designed for people who want to discuss… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Chapp is topic-based chat launched in 2014; newer entries below may have overtaken it.

1. 1
   Chapp▲141

   Real-time, topic-based chat (long live IRC!)

   2014 · its alternatives →

2. 2
   Chaport▲206

   A beautiful, simple live chat for websites.✨

   2017 · chaport.com · its alternatives →

3. 3
   Hangouts Chat by Google (Early Access)▲450

   Bring your team together

   2017 · blog.google · its alternatives →

4. 4
   Chapple▲237

   A one-stop AI-powered content creation tool

   2023 · chapple.ai · its alternatives →

5. 5
   Happie▲252

   A relationship platform for the best of us!

   2024 · happie.social · its alternatives →

6. 6
   Chai▲83

   A platform for building and interacting with chat bots

   2021 · chai-research.com · its alternatives →

7. 7
   Squirrel▲146

   A topic-based group chat app from Yahoo

   2018 · its alternatives →

8. 8
   Let's Chat, a self-hosted chat app for small teams▲350

   Self-hosted chat for small teams.

   2015 · sdelements.github.io · its alternatives →

9. 9
   Overtalk▲286

   A free walkie-talkie for the web

   2024 · its alternatives →

10. 10
    ChatSupport▲60

    Customer engagement made simple through powerful live chat

    2021 · chatsupport.co · its alternatives →

11. 11AD
    Anonymous Discussion Platform For Any Topic (think Reddit meets Slack)▲72

    2017 · hashtags.chat · its alternatives →

12. 12
    Let's Chat▲323

    Like Slack, but opensource and self-hosted.

    2015 · sdelements.github.io · its alternatives →

13. 13
    Mixmind▲137

    Chat app that matches strangers with opposite opinions

    2018 · its alternatives →

14. 14
    Chitchatter – P2P chat app that is serverless, decentralized, ephemeral▲191

    For anyone who is interested to learn more about Chitchatter, please check out the project README: https://github.com/jeremyckahn/chitchatter#readme Chitchatter is very much an early MVP, so I'd like to get your feedback. Thanks for looking!

    2022 · chitchatter.im · its alternatives →

15. 15
    HereHere▲68

    Location based chat app for Android

    2019 · play.google.com · its alternatives →

16. 16
    Quip Chat Rooms▲194

    Real-time chat with your team

    2015 · quip.com · its alternatives →

17. 17
    Zulip▲173

    Open source team chat with first class threading.

    2017 · zulip.com · its alternatives →

18. 18
    Subchat▲99

    Topic driven messaging app!

    2018 · apps.apple.com · its alternatives →

19. 19
    ChatPirate▲65

    Offer help and capture leads with a truly simple live chat.

    2016 · chatpirate.com · its alternatives →

20. 20CC
    Coffee Chat – Trade your expertise▲182

    2018 · coffeechat.app · its alternatives →

21. 21
    Mentat – group chat with tags and pretty good privacy▲35

    scalable group chat with tags and pretty good privacy. - kenforthewin/mentat

    2018 · github.com · its alternatives →

22. 22
    Click▲133

    Live research context for ChatGPT and Claude

    Aug 2026 · useclick.ai · its alternatives →

23. 23
    HalloApp▲120

    The first real-relationship network. In complete privacy.

    2021 · its alternatives →

24. 24
    A weekendproject, disposable web chats▲74

    Create a chat, copy the URL, paste it wherever you want. Perfect for those that would like to continue a discussion on a social network without having to sign up for anything. http://beta.mss.gs/#!/page/home

    2012 · beta.mss.gs · 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 →