Oneiros
Surreal first-person puzzle adventure mixing escape rooms and crafting
Coal Valley Games · Released Mar 27, 2020
- Reviews
- Very Positive
- 82% of 305
- Recent reviews
- Not enough recent
- Players
- 0
- daily peak, Oct 29, 2026
- Steam Deck
- Playable
- Last update on Steam
- 6 years ago
- Jun 20, 2020
What is Oneiros?
A first-person puzzle adventure following Liam, who wakes locked in his room with no memory of the previous day. You examine and use objects, solve puzzles, and craft or build items as the story moves through psychedelic visions.
For you if...
- +you enjoy hidden-object hunting and exploring strange environments
Not for you if...
- −you want every puzzle solution to be intuitive
What players say
82% of 305 reviews are positive
Players praise the artwork and atmosphere. Common complaints focus on awkward platforming sections, frequent narration, and exaggerated voice acting.
Screenshots and trailer
Oneiros system requirements
Minimum: R7 M260, 4 GB RAM, 3.2 GB of disk space.
As published by the developer.
Can my PC run Oneiros?
Tell us your graphics card once and every game page will answer this for you.
Set up my PC →Minimum
- OS
- Windows 8/7/Vista
- Processor
- Core 2 Duo E6700 (2.66 GHz)
- Graphics
- nVidia GeForce 840M or Radeon R7 M260
- Memory
- 4 GB RAM
- Storage
- 3300 MB available space
- DirectX
- Version 9.0c
Recommended
- OS
- Windows 10
- Processor
- Core 2 Quad Q9650 (3 GHz) or better
- Graphics
- NVidia GTX 970 or better
- Memory
- 8 GB RAM
- Storage
- 3300 MB available space
- DirectX
- Version 11
Does Oneiros have co-op or multiplayer?
No: single-player only, no multiplayer modes declared.
Does Oneiros run on Steam Deck?
Playable Playable: it runs on Steam Deck with some adjustments.
- Sometimes shows mouse, keyboard or non-Deck controller icons
- All functionality is accessible with the default controller configuration
- In-game text is legible on Steam Deck
- Default graphics settings perform well on Steam Deck
PC version details
- DRM
- None declared on Steam
- Controller
- Full controller support
- Platforms
- Windows
- Achievements
- 21
- Steam features
- Cloud saves, Family Sharing, Trading cards
- Languages
- Full audio: English. Text only: Polish, Turkish, Simplified Chinese.
Does Oneiros use AI-generated content?
No AI-generated content is disclosed on the game's Steam page.
Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 27, 2026. How to filter AI games on Steam
