How many people are playing iO right now?

iO has 0 players on Steam right now, with a 24-hour peak of 0 and an all-time peak of 2 on 11 Oct 2026.

What is the all-time peak player count of iO?

2 concurrent players on 11 Oct 2026.

iO was released on Steam on 5 Dec 2014.

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
324071	—	All platforms	—	0 B	0 B