Work · alternatives · 2026

24 alternatives to Slack RTM API

Slack's Real Time Messaging API

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Slack RTM API launched in 2015; newer entries below may have overtaken it.

1. 1
   Drift for Slack▲200

   Talk to your website visitors & customers in real-time

   2016 · drift.com · its alternatives →

2. 2
   Slack▲2,714

   Be less busy. Real-time messaging, archiving & search.

   2013 · slack.com · its alternatives →

3. 3
   Intercom Real-Time▲510

   Have live conversations with users inside your apps

   2015 · fin.ai · its alternatives →

4. 4
   Workbot for Slack▲228

   Work your apps from Slack

   2016 · workato.com · its alternatives →

5. 5
   Slack Events API▲133

   Subscribe to events in Slack via HTTP

   2016 · docs.slack.dev · its alternatives →

6. 6
   Thread Messaging on Slack▲710

   Keep conversations organized and easy to follow with Threads

   2017 · slack.com · its alternatives →

7. 7
   Api.ai for Slack▲420

   Build a smart conversational Slack bot in 5 minutes.

   2016 · its alternatives →

8. 8
   Mention for Slack▲341

   Real-time monitoring + real-time chat

   2016 · mention.com · its alternatives →

9. 9
   Slack Review▲130

   World's largest collection of Slack apps

   2016 · slackreview.com · its alternatives →

10. 10
    Partyline▲150

    Use Slack to manage your projects

    2015 · its alternatives →

11. 11
    LinkedChat▲90

    Live chat for Slack, HipChat and Telegram

    2016 · its alternatives →

12. 12
    Slackline▲201

    Shared channels between Slack teams

    2014 · its alternatives →

13. 13
    Solid Bot for Slack▲128

    Easily manage your meetings from Slack

    2016 · getsolid.io · its alternatives →

14. 14
    Text Me, Slacker▲181

    Send & receive text messages in Slack

    2016 · its alternatives →

15. 15
    Slack Message Scheduler▲108

    Natively schedule messages from your profile in Slack.

    2019 · slackscheduler.com · its alternatives →

16. 16
    Twitter for Slack by MailClark▲165

    Reply to mentions & DMs from Slack 🐦🤖

    2017 · mailclark.ai · its alternatives →

17. 17
    GoSquared & Slack▲143

    Traffic spikes and user notifications sent straight to Slack

    2015 · gosquared.com · its alternatives →

18. 18
    Twilio for Slack▲190

    Enable SMS conversations with Slack+Twilio

    2020 · clerk.chat · its alternatives →

19. 19
    Relay▲198

    See what users are doing in your app from Slack

    2016 · its alternatives →

20. 20
    My Slack Emoji▲221

    Turn your team photos into Slack emoji's

    2016 · its alternatives →

21. 21
    Facebook for Slack by MailClark▲188

    Reply to Facebook messages directly from Slack!

    2017 · mailclark.ai · its alternatives →

22. 22
    Slack▲16

    Real time messaging for teams.

    2014 · slack.com · its alternatives →

23. 23
    Slack Archive▲140

    Public, searchable & browseable archive of Slack channels

    2015 · slackarchive.io · its alternatives →

24. 24
    Appsee For Slack▲78

    Real time alerts with video replay for crashed sessions

    2017 · 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 →