How many people are playing Red Siren: Space Defense right now?

Red Siren: Space Defense is app 3985600 on Steam. Player counts appear once the tracker has sampled it.

What is the all-time peak player count of Red Siren: Space Defense?

0 concurrent players on 10 Sep 2026.

When was Red Siren: Space Defense released on Steam?

Red Siren: Space Defense was released on Steam on 4 Dec 2025.

Red Siren: Space Defense Events

No announcements yet · from Red Siren: Space Defense’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.