How many people are playing YOU DON'T KNOW JACK right now?

YOU DON'T KNOW JACK has 0 players on Steam right now, with a 24-hour peak of 1 and an all-time peak of 1 on 8 Sep 2026.

What is the all-time peak player count of YOU DON'T KNOW JACK?

1 concurrent players on 8 Sep 2026.

When was YOU DON'T KNOW JACK released on Steam?

YOU DON'T KNOW JACK was released on Steam on 8 Feb 2011.

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YOU DON'T KNOW JACK Packages · SteamPeaks

Apps›YOU DON'T KNOW JACK›Packages

YOU DON'T KNOW JACK

GameApp ID 99,200by JellyvisionReleased 8 Feb 2011

—Engine —

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App ID99,200

Release date8 Feb 2011

Engine—

Install size4.44 GB

TypeGame

Last update6 Sep 2026

Steam Deck—

DLC0

DeveloperJellyvision

Changenumber38,652,909

Price—

Packages0

PublisherNordic Games

Systems—

Followers—

Depots1

YOU DON'T KNOW JACK

Jellyvision·Nordic Games
Released 8 Feb 2011·App 99200

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0 so far · summary at 10

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Rated from 10 reviews

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0.0%of peak

All-time peak

8 Sep 2026

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Packages Overview Price history Charts Patches Events Reviews Audience Estimates Availability Metadata DLC Depots1 Requirements Install size Configuration Cloud saves Achievements Community Media Related apps Update history Store history Full details

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