How many people are playing Old Ninja : UnderWorld right now?

Old Ninja : UnderWorld has 0 players on Steam right now, with a 24-hour peak of 0 and an all-time peak of 0 on 13 Sep 2026.

What is the all-time peak player count of Old Ninja : UnderWorld?

0 concurrent players on 13 Sep 2026.

Old Ninja : UnderWorld was released on Steam on 19 Sep 2025.

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
3968811	—	Windows	—	519 MB	377 MB