How many people are playing Welcome To Your Immune System right now?

Welcome To Your Immune System is app 1829730 on Steam. Player counts appear once the tracker has sampled it.

What is the all-time peak player count of Welcome To Your Immune System?

0 concurrent players on 12 Sep 2026.

Welcome To Your Immune System was released on Steam on 9 Dec 2021.

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
1829731	—	All platforms	—	105 MB