Single-player games like Claire de Lune
Below are 9 single-player Steam games similar to Claire de Lune, 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 Claire de Lune page.
Ranked picks
- 1

Robot Labs Remake
Single-player alternative to Claire de Lune — playable solo, no multiplayer required. Shares Indie and Adventure with Claire de Lune.
You wake up in a robot body and a charismatic voice makes you take endurance tests. You take your device to move objects in space and show this voice how to pass these tests.
- 2

Portal 2
Single-player alternative to Claire de Lune — playable solo, no multiplayer required. Shares Adventure with Claire de Lune.
The "Perpetual Testing Initiative" has been expanded to allow you to design co-op puzzles for you and your friends!
- 3

Mirror's Edge™ Catalyst
Single-player alternative to Claire de Lune — playable solo, no multiplayer required. Shares Adventure with Claire de Lune.
Mirror's Edge™ Catalyst raises the action-adventure bar through fluid, first person action and immerses players in Faith's story as she fights for freedom.
- 4

Lumote: The Mastermote Chronicles
Single-player alternative to Claire de Lune — playable solo, no multiplayer required. Shares Indie and Adventure with Claire de Lune.
Meet Lumote, the squishiest bioluminescent creature, in this beautiful 3D puzzle platformer. Take control of the world’s inhabitants on a quest into the Great Depths to seize control from the Mastermote.
- 5

GRIS
Single-player alternative to Claire de Lune — playable solo, no multiplayer required. Shares Indie and Adventure with Claire de Lune.
Gris is a hopeful young girl lost in her own world, dealing with a painful experience in her life. Her journey through sorrow is manifested in her dress, which grants new abilities to better navigate her faded reality.
- 6

The Talos Principle 2
Single-player alternative to Claire de Lune — playable solo, no multiplayer required. Shares Adventure with Claire de Lune.
The Talos Principle 2 is a thought-provoking first-person puzzle experience that greatly expands on the first game's philosophical themes and stunning environments with increasingly mind-bending challenges.
- 7

Trine 4: The Nightmare Prince
Single-player alternative to Claire de Lune — playable solo, no multiplayer required. Shares Indie and Adventure with Claire de Lune.
The best-selling Trine series returns to the magic of 2.5D! Join three iconic heroes as they set off on a quest through fantastical fairytale landscapes to save the world from the Nightmare Prince’s shadows.
- 8

Portal
Single-player alternative to Claire de Lune — playable solo, no multiplayer required.
Portal™ is a new single player game from Valve. Set in the mysterious Aperture Science Laboratories, Portal has been called one of the most innovative new games on the horizon and will offer gamers hours of unique gameplay.
- 9

Immortal Empire
Single-player alternative to Claire de Lune — playable solo, no multiplayer required. Shares Indie with Claire de Lune.
Immortal Empire is a multiplayer tactics role playing game. Control a party of up to 5 immortals as you travel through a unique fantasy world, using spells and strategy to defeat your enemies. Play co-op, versus, or solo through a compelling campaign storyline with fully voiced characters.