How many people are playing My Best Friend's Sister right now?

My Best Friend's Sister is app 4007700 on Steam. Player counts appear once the tracker has sampled it.

What is the all-time peak player count of My Best Friend's Sister?

3 concurrent players on 10 Sep 2026.

My Best Friend's Sister was released on Steam on 9 Jan 2026.

GameApp ID 4,007,700by Naughty SisterReleased 9 Jan 2026

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

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Depot ID	Name	Platform	Language	Size on disk	Download size	Current manifest	Status
4007701	—	Windows · Linux	—	368 MB

Depot ID	Name	Platform	Language	Size on disk	Download size	Current manifest	Status
4007701	—	Windows · Linux	—	368 MB

My Best Friend's Sister Depots · SteamPeaks