Single-player games like Exo One: Prologue
Below are 12 single-player Steam games similar to Exo One: Prologue, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Exo One: Prologue page.
Ranked picks
- 1

Exo One
Single-player alternative to Exo One: Prologue — playable solo, no multiplayer required. Shares Indie and Adventure with Exo One: Prologue.
A strange signal... an alien craft... an interplanetary, gravity-defying journey through space and time.
- 2

MirrorMoon EP
Single-player alternative to Exo One: Prologue — playable solo, no multiplayer required. Shares Indie and Adventure with Exo One: Prologue.
MirrorMoon EP is a game about mystery and exploration set in outer space. These space travels begin on a red planet and its unique moon and extend across galaxies. The single player part of MirrorMoon EP blends adventure and exploration with navigation-based puzzle solving.
- 3

OPUS: Echo of Starsong - Full Bloom Edition
Single-player alternative to Exo One: Prologue — playable solo, no multiplayer required. Shares Indie and Adventure with Exo One: Prologue.
Echo of Starsong is a visual novel style adventure game. Eda, a girl who can hear mysterious sound waves known as starsong, crosses paths with a young man in search of their source. Together, they venture out to the heart of space to unravel an ancient myth.
- 4

Ambrosia Sky: Act One
Single-player alternative to Exo One: Prologue — playable solo, no multiplayer required. Shares Adventure and Simulation with Exo One: Prologue.
You left. Now they’re dead. Ambrosia Sky: Act One is an immersive sim about exploring an asteroid colony devastated by an unknown contamination. Survive and harvest strains of hostile alien fungi, explore treacherous environments, and find meaning and beauty in so much death—the first of two acts.
- 5

The Station
Single-player alternative to Exo One: Prologue — playable solo, no multiplayer required. Shares Indie and Adventure with Exo One: Prologue.
The Station is a first-person sci-fi mystery set on a space station sent to study a sentient alien civilization. Assuming the role of a recon specialist, players must unravel a mystery which will decide the fate of two civilizations.
- 6

SLUDGE LIFE
Single-player alternative to Exo One: Prologue — playable solo, no multiplayer required. Shares Indie and Adventure with Exo One: Prologue.
SLUDGE LIFE is a first-person / open-world / vandalism-centric stroll through a polluted island full of cranky idiots and a vibe so thick you can taste it.
- 7

The Solus Project
Single-player alternative to Exo One: Prologue — playable solo, no multiplayer required. Shares Indie and Adventure with Exo One: Prologue.
The Solus Project is a single player exploration adventure with survival elements. The adventure is set on a mysterious planet and is the spiritual successor to The Ball - 2010 PC Gamer Action/Adventure Game Of The Year...
- 8

Kairo
Single-player alternative to Exo One: Prologue — playable solo, no multiplayer required. Shares Indie and Adventure with Exo One: Prologue.
Enter the lost world of Kairo. Explore vast abandoned monuments. Bring strange and ancient machinery back to life. Slowly uncover the true purpose of Kairo and fulfil a great destiny.Kairo is an atmospheric 3D exploration and puzzle solving game.
- 9

Mass Effect (2007)
Single-player alternative to Exo One: Prologue — playable solo, no multiplayer required.
As Commander Shepard, you lead an elite squad on a heroic, action-packed adventure throughout the galaxy.
- 10

Journey
Single-player alternative to Exo One: Prologue — playable solo, no multiplayer required. Shares Indie and Adventure with Exo One: Prologue.
Explore the ancient, mysterious world of Journey as you soar above ruins and glide across sands to discover its secrets.
- 11

Flower
Single-player alternative to Exo One: Prologue — playable solo, no multiplayer required. Shares Adventure and Casual with Exo One: Prologue.
Experience award-winning Flower, now available on PC. Flower lets you take control of the wind as you explore and navigate beautiful, lush environments.
- 12

Exo Rally Championship
Single-player alternative to Exo One: Prologue — playable solo, no multiplayer required. Shares Simulation with Exo One: Prologue.
Exo Rally Championship is the galaxy’s most dangerous off-road racing event - remote, unexplored, extreme exoplanetary rally. Master a brutally realistic racing simulation and fight for every second gained on your quest to become a champion.