How many people are playing Underground Prisoner right now?

Underground Prisoner is app 2943380 on Steam. Player counts appear once the tracker has sampled it.

What is the all-time peak player count of Underground Prisoner?

0 concurrent players on 15 Sep 2026.

When was Underground Prisoner released on Steam?

Underground Prisoner was released on Steam on 13 May 2024.

Underground Prisoner News

No announcements yet · from Underground Prisoner’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.