Once upon a time

A fairy-tale puzzle adventure about entering a magic book

Bruno MARTIOL · Released Sep 24, 2017

Reviews: Mixed; 43% of 70
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 30, 2026
Steam Deck: Untested
Last update on Steam: 9 years ago; Sep 25, 2017
Minimum PC: HD 4400; 4 GB RAM; Full requirements

What is Once upon a time?

You play a young woman transported into a magical book in this single-player adventure. The available introduction takes place in a cathedral, where you search for useful objects and solve logic-based riddles.

For you if...

+you like solving puzzles by examining objects and surroundings

Not for you if...

−you want a cooperative adventure to play with friends

What players say

43% of 70 reviews are positive

A reviewer praises the puzzle ideas, while another likes the visuals. Players repeatedly criticize slow camera controls, awkward object interaction, and puzzles that provide little guidance.

Screenshots and trailer

Once upon a time system requirements

Minimum: HD 4400, 4 GB RAM.

As published by the developer.

Can my PC run Once upon a time?

Tell us your graphics card once and every game page will answer this for you.

Set up my PC →

Minimum

OS: Windows 7
Processor: Intel i3 1.7 GHZ
Graphics: Intel HD Graphics 4400
Memory: 4 GB RAM
DirectX: Version 11

Does Once upon a time have co-op or multiplayer?

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

Single-player

Does Once upon a time 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
Achievements: 3
Steam features: Family Sharing
Languages: Text only: English, French.

Does Once upon a time 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 28, 2026. How to filter AI games on Steam