OxU
Released Sep 2022
Minimalistic 3d puzzle with portals, cubes and lasers.
99% positive · 237 reviews
Done
All announced content has been released
High confidence
Done
All announced content has been released
High confidence
Where to buy
Steam $1.99
Can't confirm — worth a look
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Evaluation
OxU is a minimalistic 3D puzzle game that launched on September 22, 2022 with 77 levels and a free companion DLC (OxU Lite, released the same day) that offers a simplified difficulty mode. The store description presents a fixed, defined feature set with no mention of planned additions or future content.
The developer's news posts for this game are used as a studio-wide announcement channel — the five posts flagged as significant all announce entirely separate games: OxU 2 (launched January 27, 2026), a horror game, Zup! Y, and Cube0S. None of these posts reference updates, new content, or continued development for OxU itself. The launch of OxU 2 as a standalone sequel strongly implies that the original OxU is a finished, self-contained product.
The single released DLC (OxU Lite) is already available. There are no unreleased DLC items, no developer roadmaps, and no statements about future content for OxU. The game launched as a complete puzzle experience and has received no post-launch content updates.
Evidence
Developer announced OxU 2 as a separate standalone game on Steam. The sequel's release indicates the original OxU is a completed chapter, with new ideas channeled into a new title.
Store description lists a fixed set of features: 77 levels, relaxing music, achievements, Steam Cloud, dynamic camera, and the free OxU Lite DLC. No mention of planned additions or future content.
Content
1 of 1 released · no outstanding content
Media
Details
Developer
Publisher
Quiet River
Achievements
165
Platform
Windows
Controller
—
Steam Deck
Not rated
Players
Single-player
About this game

Minimalistic 3d puzzle with portals, cubes and lasers.
Player must build the correct electrical circuit using various components.
▪ 77 Levels
▪ Lots of game elements
▪ Relaxing music
▪ Achievements
▪ Steam Cloud
▪ Dynamic camera
▪ Free DLC OxU Lite
Control
▪ LMB - Moving Objects
▪ RMB - Camera Rotation, Object Rotation
OxU Lite
Free DLC that reduces the complexity of the puzzle
Credits
We were inspired to create OxU by such great games as klocki and Portal.Music: Chaxti - Clear Western Sky
"OxU" powered by Unreal Engine

Last evaluated Jun 21, 2026
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