Single-player games like Outer Wilds
Below are 16 single-player Steam games similar to Outer Wilds, 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 Outer Wilds page.
Ranked picks
- 1

The Station
Single-player alternative to Outer Wilds — playable solo, no multiplayer required. Shares Adventure with Outer Wilds.
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.
- 2

Stray
Single-player alternative to Outer Wilds — playable solo, no multiplayer required. Shares Adventure with Outer Wilds.
Lost, alone and separated from family, a stray cat must untangle an ancient mystery to escape a long-forgotten cybercity and find their way home.
- 3

Firewatch
Single-player alternative to Outer Wilds — playable solo, no multiplayer required. Shares Adventure with Outer Wilds.
Firewatch is a single-player first-person mystery set in the Wyoming wilderness, where your only emotional lifeline is the person on the other end of a handheld radio.
- 4

Aporia: Beyond The Valley
Single-player alternative to Outer Wilds — playable solo, no multiplayer required. Shares Adventure with Outer Wilds.
CRYNEGINE Indie Game of 2017. Featuring an incredibly detailed ancient world and a breathtaking soundtrack, Aporia: Beyond the Valley takes open world storytelling to new heights of adventure.
- 5

Observation
Single-player alternative to Outer Wilds — playable solo, no multiplayer required. Shares Adventure with Outer Wilds.
Observation is a sci-fi thriller uncovering what happened to Dr. Emma Fisher, and the crew of her mission, through the lens of the station’s artificial intelligence S.A.M.
- 6

No Man's Sky
Single-player alternative to Outer Wilds — playable solo, no multiplayer required. Shares Action and Adventure with Outer Wilds.
No Man's Sky is a game about exploration and survival in an infinite procedurally generated universe.
- 7

Breathedge
Single-player alternative to Outer Wilds — playable solo, no multiplayer required. Shares Action and Adventure with Outer Wilds.
Survive in outer space! Together with your immortal chicken, discover the truth behind your sudden spaceship crash. Craft tools, pilot vehicles, and even control space stations to survive and explore the wreckage.
- 8

The Outer Worlds
Single-player alternative to Outer Wilds — playable solo, no multiplayer required.
The Outer Worlds is an award-winning single-player RPG from Obsidian Entertainment and Private Division. As you explore a space colony, the character you decide to become will determine how this player-driven story unfolds. In the colony's corporate equation, you are the unplanned variable.
- 9

Blue Prince
Single-player alternative to Outer Wilds — playable solo, no multiplayer required. Shares Adventure with Outer Wilds.
Welcome to Mt. Holly, where every dawn unveils a new mystery. Navigate through shifting corridors and ever-changing chambers in this genre-defying strategy puzzle adventure. But will your unpredictable path lead you to the rumored Room 46?
- 10

Undertale
Single-player alternative to Outer Wilds — playable solo, no multiplayer required.
UNDERTALE! The RPG game where you don't have to destroy anyone.
- 11

Subnautica
Single-player alternative to Outer Wilds — playable solo, no multiplayer required. Shares Adventure with Outer Wilds.
Descend into the depths of an alien underwater world filled with wonder and peril. Craft equipment, pilot submarines and out-smart wildlife to explore lush coral reefs, volcanoes, cave systems, and more - all while trying to survive.
- 12

Red Dead Redemption 2
Single-player alternative to Outer Wilds — playable solo, no multiplayer required. Shares Action and Adventure with Outer Wilds.
Arthur Morgan and the Van der Linde Gang are outlaws on the run. With federal agents and bounty hunters massing on their heels, the gang must rob, steal, and fight their way across the rugged heartland in order to survive.
- 13

Return of the Obra Dinn
Single-player alternative to Outer Wilds — playable solo, no multiplayer required. Shares Adventure with Outer Wilds.
Lost at sea 1803 ~ The good ship Obra Dinn.
- 14

TUNIC
Single-player alternative to Outer Wilds — playable solo, no multiplayer required. Shares Action and Adventure with Outer Wilds.
Explore a land filled with lost legends, ancient powers, and ferocious monsters in TUNIC, an isometric action game about a small fox on a big adventure.
- 15

The Forgotten City
Single-player alternative to Outer Wilds — playable solo, no multiplayer required. Shares Adventure with Outer Wilds.
The Forgotten City is a narrative-driven time loop adventure in ancient Rome. Discover the ruins of an ancient underground city, travel 2000 years into the past, and unravel the mystery of who destroyed it by cleverly exploiting the power to wind back time. The fate of the city is in your hands.
- 16

The Witness
Single-player alternative to Outer Wilds — playable solo, no multiplayer required. Shares Adventure with Outer Wilds.
You wake up, alone, on a strange island full of puzzles that will challenge and surprise you.