Work · alternatives · 2026

24 alternatives to opp.io

succinct team messaging

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. opp.io launched in 2014; newer entries below may have overtaken it.

1. 1
   Slack▲128

   A platform for team communication

   2014 · its alternatives →

2. 2
   Swat.io▲109

   Social Media Management for Teams

   2014 · its alternatives →

3. 3
   Slack▲93

   Platform for team communication

   2015 · its alternatives →

4. 4
   TeamNote▲91

   Slack for mobile workforces

   2015 · its alternatives →

5. 5
   Flock▲118

   A messaging app for making plans

   2014 · its alternatives →

6. 6
   Teams for Wire▲113

   Secure team messaging

   2017 · its alternatives →

7. 7
   Slack▲31

   Platform for team communication

   2015 · its alternatives →

8. 8
   Let's Chat▲321

   Like Slack, but opensource and self-hosted.

   2015 · its alternatives →

9. 9
   Node.js Messenger▲140

   A small alternative to Slack

   2017 · its alternatives →

10. 10
    Slack▲16

    Real time messaging for teams.

    2014 · its alternatives →

11. 11
    Studio▲124

    Roleplaying based messaging app

    2015 · its alternatives →

12. 12
    Path Talk▲295

    Smart, Private Messaging

    2014 · its alternatives →

13. 13
    SquadUP Mobile▲88

    Social Event Planning

    2014 · its alternatives →

14. 14
    Moxtra▲77

    A powerful team collaboration and communication tool

    2015 · its alternatives →

15. 15
    Flowdock▲85

    Chat & inbox for teams

    2014 · its alternatives →

16. 16
    Inline▲99

    A thread-based chat app for work with your team and agents

    10d ago · inline.chat · its alternatives →

17. 17ST
    Succinct Team Messaging▲12

    2014 · opp.io · its alternatives →

18. 18
    Blastchat▲93

    Mass communication done easy

    2015 · its alternatives →

19. 19
    Flock▲168

    Real-time team messenger tool

    2016 · its alternatives →

20. 20
    Hipchat▲35

    Group chat and IM built for teams.

    2014 · its alternatives →

21. 21
    S V Y F T▲68

    Free Team Collaboration Built Around Group Chat

    2014 · its alternatives →

22. 22
    Helloify▲117

    Customer and team messaging

    2014 · its alternatives →

23. 23
    Dweet▲64

    Ridiculously simple messaging for the Internet of Things.

    2014 · its alternatives →

24. 24MC
    Mogo Chat – open-source team chat app written in Elixir and Ember.js▲140

    2014 · getmogochat.com · 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 →