Growth · alternatives · 2026

24 alternatives to SharedInbox

Send or receive emails from Slack

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. SharedInbox launched in 2021; newer entries below may have overtaken it.

1. 1
   SharedBox▲100

   Shared inbox for your team; in Slack

   2018 · its alternatives →

2. 2
   Slack Shared Channels▲480

   Work with anyone in Slack

   2017 · slack.com · its alternatives →

3. 3
   Slack▲2,714

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

   2013 · slack.com · its alternatives →

4. 4
   Alert.email▲250

   Get your important emails delivered to a Slack channel

   2016 · its alternatives →

5. 5
   Shared Inbox for Gmail and Slack▲20

   Effortlessly collaborate on emails right inside your Gmail inbox. Try the leading shared inbox software designed for Google Workspace and Gmail. Start for free today!

   2020 · gmelius.com · its alternatives →

6. 6
   Helpwise▲131

   Shared inbox for your team email addresses

   2019 · helpwise.io · its alternatives →

7. 7
   UnInbox: Spaces & Workflows▲251

   Open source collaborative email platform to get shit done

   2024 · uninbox.com · its alternatives →

8. 8
   UnInbox▲877

   Open source modern email for teams and professionals

   2024 · uninbox.com · its alternatives →

9. 9
   Our Shared Inbox▲84

   Share & receive emails with your whole QA and dev team

   2023 · its alternatives →

10. 10
    Loop Email▲257

    Emailing for teams: Organize your Inbox into channels 💌

    2018 · intheloop.io · its alternatives →

11. 11
    ClearFeed▲510

    Convert multiple Slack channels into a shared Inbox

    2023 · clearfeed.ai · its alternatives →

12. 12
    Slack E-mail Add-ins▲146

    Quickly forward emails and attachments to Slack

    2019 · slack.com · its alternatives →

13. 13
    Thread Messaging on Slack▲710

    Keep conversations organized and easy to follow with Threads

    2017 · slack.com · its alternatives →

14. 14
    Spark Shared Inboxes by Readdle▲104

    Access common Emails and enhance collaboration

    2021 · sparkmailapp.com · its alternatives →

15. 15
    Interactive Screen Sharing in Slack▲759

    The next best thing to working in the same room

    2017 · slack.com · its alternatives →

16. 16
    Intercom for Slack▲482

    Chat, qualify and close leads directly from Slack

    2018 · intercom.com · its alternatives →

17. 17
    Trello for Slack▲636

    Organize anything with anyone, inside Slack

    2016 · trello.com · its alternatives →

18. 18
    Inbox by Zendesk▲100

    Shared team email inbox.

    2014 · zendesk.com · its alternatives →

19. 19
    Sidequest for Slack▲65

    🎟 Create your helpdesk or request inbox – 100% inside Slack

    2020 · getsidequest.app · its alternatives →

20. 20
    Clubble.io▲158

    Answer emails via Slack.

    2015 · divizia.org · its alternatives →

21. 21
    Front (iOS)▲379

    The easiest way to work with team inboxes (on your iPhone!)

    2015 · front.com · its alternatives →

22. 22
    Slack with your Users▲339

    Speak to your app's users entirely within Slack

    2015 · its alternatives →

23. 23
    Text Me, Slacker▲181

    Send & receive text messages in Slack

    2016 · its alternatives →

24. 24
    Gmail for Slack by MailClark▲131

    The most complete Gmail app for Slack

    2018 · mailclark.ai · 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 →