One Dreamer: Prologue

Point-and-click adventure where rewriting code changes objects around you

One Dreamer Company · Published by F2House · Released May 7, 2020

Reviews: Overwhelmingly Positive; 95% of 946
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 28, 2026
Steam Deck: Untested
Last update on Steam: 4 years ago; Sep 26, 2022
Minimum PC: Direct X 11+; 1 GB RAM · 0.2 GB disk; Full requirements

What is One Dreamer: Prologue?

This free, single-player adventure prologue follows Frank, a failed VR developer who unknowingly inspires two children to make games. You explore pixel-art environments using 2.5D movement, meet English-voiced characters, and solve C#-based pseudocode puzzles by reprogramming objects.

For you if...

+you enjoy stories about indie developers and their creative struggles

Not for you if...

−you prefer puzzles that do not involve reading code
−you want a full-length adventure rather than a short prologue

What players say

95% of 946 reviews are positive

Players praise the pixel art, music, and story, with voice acting also drawing positive comments. Some players find navigation unclear or dislike the arcade minigames.

Screenshots and trailer

One Dreamer: Prologue system requirements

Minimum: Direct X 11+, 1 GB RAM, 0.2 GB of disk space.

As published by the developer.

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Minimum

OS: Windows 7
Processor: 2.0 GHz+, 64-bit
Graphics: Direct X 11+/OpenGL 3.3+, OpenCL 1.0+
Memory: 1 GB RAM
Storage: 200 MB available space

Does One Dreamer: Prologue have co-op or multiplayer?

No: single-player only, no multiplayer modes declared.

Single-player

Does One Dreamer: Prologue run on Steam Deck?

Untested Not yet tested by Valve on Steam Deck.

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows, macOS, Linux
Achievements: 9
Steam features: Family Sharing
Languages: Full audio: English.

Does One Dreamer: Prologue 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