How many people are playing Prison Test right now?

Prison Test is app 862150 on Steam. Player counts appear once the tracker has sampled it.

What is the all-time peak player count of Prison Test?

0 concurrent players on 12 Sep 2026.

When was Prison Test released on Steam?

Prison Test was released on Steam on 29 May 2018.

Prison Test

No announcements yet · from Prison Test’s Steam news feed

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This developer has not posted announcements to Steam, or we have not read their feed yet.

Announcements are the developer’s own posts to the game’s Steam news feed: updates and their patch notes, in-game events, releases and sales. The important ones are marked on the players chart.