Slack Current — Version

No action is required—just refresh your browser (Ctrl+Shift+R or Cmd+Shift+R for a hard refresh).

As of May 2026, the Slack current version for desktop operating systems is:

Version 4.41.105 (Stable Release)

However, note that Slack uses a four-part versioning scheme: MAJOR.MINOR.PATCH.BUILD. The above number is representative. For the absolute latest build, you should check Slack’s official release notes or your app’s “About” section. slack current version

Mobile apps are updated more frequently via the Apple App Store and Google Play Store to comply with OS requirements and add quick-fix features.

Slack typically updates its desktop application every 2–4 weeks. Users do not need to update the backend manually; however, the desktop app requires relaunching to apply updates.

The “Slack current version” is not a static target. At the time of publishing (May 2026), the stable desktop version is 4.41.105 and mobile is 25.05.15, but by the time you read this, a newer build may have already shipped. Version 4

Rather than memorizing a number, build a habit:

Running the current version ensures you get the best speed, security, and collaboration tools that Slack has to offer. An outdated Slack is not just an inconvenience—it is a liability for your team’s productivity and data safety.

Next step: Open Slack right now, check your version, and hit “Check for Updates” if needed. Your future self (and your IT department) will thank you. However, note that Slack uses a four-part versioning

Need to verify the absolute latest build number? Visit slack.com/release-notes or open your Slack app and navigate to Help → About Slack.

You cannot manage what you do not measure. Here is how to verify which version of Slack you are currently running.