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 10 Sep 2026.

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

1 concurrent players on 10 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.

Status

SteamPeaks

YOU DON'T KNOW JACK

GameApp ID 99,200by JellyvisionReleased 8 Feb 2011

—Engine —

View on SteamSteamCompare

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

Compare this game

YOU DON'T KNOW JACK

Jellyvision·Nordic Games
Released 8 Feb 2011·App 99200

Steam user reviews

Not enough reviews yet

0 so far · summary at 10

SteamPeaks Rating

Not enough reviews yet

Rated from 10 reviews

How it works

Playing now

+0 vs. yesterday

0.0%of peak

All-time peak

10 Sep 2026

Full details

Everything about YOU DON'T KNOW JACK

Export CSVUpdated 6 Sep 2026, 23:23 UTC

Identity

Name

YOU DON'T KNOW JACK

App ID

99,200

Type

Game

Developer

Jellyvision

Publisher

Nordic Games

Franchise

—

Availability

Release date

8 Feb 2011

Last update

6 Sep 2026, 23:23 UTC · 4 days ago

Last changenumber

38,652,909

Early Access

Family sharing

Eligible

Store page

None

Prices

Current price

YOU DON'T KNOW JACK Full Details · SteamPeaks