How many people are playing Mars Quest right now?

Mars Quest is app 1512800 on Steam. Player counts appear once the tracker has sampled it.

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

0 concurrent players on 3 Nov 2026.

Mars Quest was released on Steam on 27 May 2021.

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
1512801	—	macOS	—	1.48 GB	354 MB