How many people are playing Terraforming Mars right now?

Terraforming Mars has 278 players on Steam right now, with a 24-hour peak of 585 and an all-time peak of 1,645 on Feb 2021.

What is the all-time peak player count of Terraforming Mars?

1,645 concurrent players on Feb 2021.

Terraforming Mars was released on Steam on 17 Oct 2018.

2 depots · 993 MB on disk

Sizes from the public manifests

Depot ID	Name	OS	Language	Size	Download
800271	—	windows	—	304 MB	172 MB
800272	—	macos	—	689 MB	178 MB

updated this weeklargest depotshared from another app