How many people are playing Sigma Theory right now?

Sigma Theory has 1 players on Steam right now, with a 24-hour peak of 5 and an all-time peak of 5 on 6 Sep 2026.

What is the all-time peak player count of Sigma Theory?

5 concurrent players on 6 Sep 2026.

Sigma Theory was released on Steam on 21 Nov 2019.

25,103,977 on Steam▼ 5,340,902 6,173,095 in-gameTop now Counter-Strike 2 539,165PICS #38,659,491644 builds todaySale Steam PvE Survival Crafting Festends 7 Sep Sampled 7 Sep 2026, 07:23 UTC

4 depots · 4.47 GB on disk

Sizes from the public manifests

Depot ID	Name	OS	Language	Size	Download
716641	—	windows	—	1.44 GB	531 MB
716642	—	all	—	1.50 GB	540 MB
716643	—	linux	—	1.46 GB	546 MB
966710	—	all	—	80.4 MB	68.8 MB

updated this weeklargest depotshared from another app