Single-player games like Alteration
Below are 8 single-player Steam games similar to Alteration, 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 Alteration page.
Ranked picks
- 1
Exit Protocol: Emergency
Single-player alternative to Alteration — playable solo, no multiplayer required. Shares Indie and Adventure with Alteration.
You are trapped in a looping hospital corridor. The rules are simple: Turn back if you see an anomaly. Close your eyes if you hear a sound. Do not move if you see an entity. Find the exit.
- 2
Dead Faces
Single-player alternative to Alteration — playable solo, no multiplayer required. Shares Indie and Adventure with Alteration.
Dead Faces is a mind bending psychological horror. Unravel Jack's disturbing mind, the faces from his past and the ultimate truth behind his actions. You must remember their faces.
- 3
AKIBA LOST
Single-player alternative to Alteration — playable solo, no multiplayer required. Shares Adventure with Alteration.
Thirteen years ago, six girls vanished in Akihabara in the unsolved case “The Akiba Vanishing”. Daiki Shinjo announces a live-action game based on the incident, gathering six women who embody Akihabara’s subculture. But their story begins to seep into reality. Can AKIBA LOST be finished?
- 4
CYBERPHOTO
Single-player alternative to Alteration — playable solo, no multiplayer required. Shares Indie and Adventure with Alteration.
Capture stunning photos of strange creatures, forgotten machines, and mysterious landscapes while uncovering the secrets of lost civilizations through your lens and weather manipulation.
- 5
A show she never watched.
Single-player alternative to Alteration — playable solo, no multiplayer required. Shares Adventure with Alteration.
Clara, a teenager struggling with psychological issues, is visited one night by a mysterious entity through her TV. As she falls asleep, She begins her perilous adventure in her dreams. Will she be able to discover the truth? Or will she continue to dream for eternity?
- 6
Below, Rusted Gods
Single-player alternative to Alteration — playable solo, no multiplayer required. Shares Indie and Adventure with Alteration.
You are the lifeline supporting an expedition into the unknown. Keep both yourself and your squad alive by interpreting instrument readings, explore the facilities, and uncover something ancient and eager to be born.
- 7
天平游戏1:抉择
Single-player alternative to Alteration — playable solo, no multiplayer required. Shares Indie and Adventure with Alteration.
《Inner Scales 1:Choice》is a first-person FMV. Set in a sealed cage. It pushes survival, humanity, emotion and moral dilemmas to the extreme. You will face surveillance, cages, and the fates of eight trapped women—every choice you make decides life and death for others and yourself.
- 8
Breakout 13
Single-player alternative to Alteration — playable solo, no multiplayer required. Shares Indie and Adventure with Alteration.
Breakout 13 is a thrilling narrative game with interactive cinematic experience. Based on true stories. Embark on a revealing journey as you attempt to break free from a negligent correctional institute and carve out your own path to justice. Each decision you make shapes the story.