How many people are playing Big Sister right now?

Big Sister is app 5206420 on Steam. Player counts appear once the tracker has sampled it.

What is the all-time peak player count of Big Sister?

36 concurrent players on 22 Sep 2026.

Big Sister was released on Steam on 22 Sep 2026.

Every depot recorded for this app, sized by its current public manifest.

Export

Depot ID	Name	Platform	Language	Size on disk	Download size	Current manifest	Status
5206421	—	All platforms	—	140 MB	60.2 MB