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Steam

Quantum Joe

Also known as Quantum Joe, qj, quantum joe

Jump, bounce and warp through 100+ levels of fun, fast-paced retro-arcade style. Complete challenges and unlock stickers to decorate your play area, build custom levels with built-in level maker and share them through Steam Workshop. Includes single player and local co-op.

Last update
29 May 2026
Original sources
1
Latest update
Announcement

v1.0.0v 1.0.0.4 Updates

We're back from Toronto Game Expo with some quick bugfixes level tweaks and quality of life updates, thanks to some great playtest sessions! Here's a rundown of the changes: Quality of Life: - Horizontal and Vertical de…

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Update history

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Gallery

In-game media