How many people are playing Tempest Citadel right now?

Tempest Citadel is app 436690 on Steam. Player counts appear once the tracker has sampled it.

What is the all-time peak player count of Tempest Citadel?

0 concurrent players on 13 Sep 2026.

Tempest Citadel was released on Steam on 17 Apr 2018.

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
436691	—	All platforms	—	2.54 GB	700 MB