Know by heart
Childhood friends reunite after spending a long time apart, revisiting old memories and rekindling their friendship. However, something beyond their control will ruin this reunion.

Mostly Positive · 2,805 reviews
76% positive (2,137 / 2,805)













Proteus is a game about exploration and immersion in a dream-like island world where the soundtrack to your play is created by your surroundings. Played in first-person, the primary means of interaction is simply your presence in the world and how you observe it.
Released
January 30, 2013
Price
Metacritic
80
Platforms
macOS · Linux · Windows
Developer
Publisher
Last sync
September 25, 2026

Proteus is a game about exploration and immersion in a dream-like island world where the soundtrack to your play is created by your surroundings. Played in first-person, the primary means of interaction is simply your presence in the world and how you observe it. The procedurally generated islands are home to creatures natural and imagined, tranquil valleys and ruins with magical properties.