How many people are playing SpaceChem right now?

SpaceChem has 13 players on Steam right now, with a 24-hour peak of 21 and an all-time peak of 866 on Jun 2014.

What is the all-time peak player count of SpaceChem?

866 concurrent players on Jun 2014.

SpaceChem was released on Steam on 2 Mar 2011.

25,610,873 on Steam▼ 976,797 7,038,243 in-gameTop now Counter-Strike 2 505,670PICS #38,654,375124 builds todaySale Steam PvE Survival Crafting Festends 7 Sep Sampled 7 Sep 2026, 01:25 UTC

SpaceChem Depots · SteamPeaks

3 depots · 855 MB on disk

Sizes from the public manifests

Depot ID	Name	OS	Language	Size	Download
92801	—	windows	—	271 MB	90.1 MB
92802	—	macos	—	292 MB	95.9 MB
92804	—	linux	—	293 MB	96.1 MB

updated this weeklargest depotshared from another app