Work · alternatives · 2026

24 alternatives to Callie

A countdown bot for Slack

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

1. 1
   Solid Bot for Slack▲128

   Easily manage your meetings from Slack

   2016 · its alternatives →

2. 2
   Geekbot▲84

   Asynchronous standup meetings in Slack

   2015 · its alternatives →

3. 3
   Large▲140

   On-demand Slack bot that can get you anything for the office

   2015 · its alternatives →

4. 4
   AttendanceBot▲99

   Powerful yet simple time and vacation tracking in Slack

   2016 · its alternatives →

5. 5
   Introbot for Slack▲143

   Your networking assistant inside Slack

   2016 · its alternatives →

6. 6
   DOit bot▲141

   An easy way to set reminders

   2016 · its alternatives →

7. 7WA
   Wey – A fast, open-source Slack desktop app▲277

   2018 · github.com · its alternatives →

8. 8
   Stacktodo▲82

   A collection of bots, apps & web services for Slack

   2015 · its alternatives →

9. 9
   MeetingBot▲139

   Real-time scheduling from Drift

   2017 · its alternatives →

10. 10
    Nowdue for Slack▲93

    Super fast invoicing bot for small teams

    2016 · its alternatives →

11. 11
    Howdy▲235

    Your new digital coworker for Slack!

    2015 · its alternatives →

12. 12
    Talla▲167

    Automated information workflows in Slack

    2016 · its alternatives →

13. 13
    Nestor V2.0▲78

    The easiest way to customize bots for Slack

    2015 · its alternatives →

14. 14
    Paperbot (Reloaded)▲144

    Slack meets Pocket

    2016 · its alternatives →

15. 15
    Slack▲93

    Platform for team communication

    2015 · its alternatives →

16. 16
    Slinky▲110

    Your slack links — organized!

    2016 · its alternatives →

17. 17
    Slack Metabot▲86

    Whoa, a Slack command-line client inside Slack.

    2016 · its alternatives →

18. 18
    MailClark▲198

    The Slack bot for external communications

    2016 · its alternatives →

19. 19
    Suggestion Sam▲104

    A modern day suggestion box for Slack

    2016 · its alternatives →

20. 20
    SlackBotList▲169

    A collection of some of the best Slack Bots

    2015 · its alternatives →

21. 21
    Cody bot for Slack▲76

    Finally brings visual discussions to Slack (by Codesign.io)

    2016 · its alternatives →

22. 22
    Slack▲128

    A platform for team communication

    2014 · its alternatives →

23. 23
    Growbot for Slack▲201

    Celebrate team wins in Slack

    2015 · its alternatives →

24. 24
    Standup Bot▲147

    Automated standups for Slack channels

    2016 · 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 →