Single-player games like Insanias
Below are 8 single-player Steam games similar to Insanias, 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 Insanias page.
Ranked picks
- 1

What the House Remembers
Single-player alternative to Insanias — playable solo, no multiplayer required. Shares Indie and Adventure with Insanias.
A short psychological horror experience about guilt, memory, and a house that remembers more than it should. Explore a quiet home where reality fractures, sanity fades, and the truth reveals itself only if you’re willing to face it.
- 2

RETRIEVAL
Single-player alternative to Insanias — playable solo, no multiplayer required. Shares Indie and Adventure with Insanias.
RETRIEVAL is a first-person psychological horror game where you explore a looping house, collect scattered memory fragments, and search extracted keywords in an old computer terminal to uncover a tragic truth.
- 3

NULL
Single-player alternative to Insanias — playable solo, no multiplayer required. Shares Indie and Adventure with Insanias.
A story of a father and a daughter. Explore a suburban street trapped in a single, repeating night. Follow dream sequences, collect missing sins, and make choices that shape what happens next. No jumpscares. No monsters. This isn’t a haunting. This is devotion.
- 4

What Happened to Lily?
Single-player alternative to Insanias — playable solo, no multiplayer required. Shares Indie and Adventure with Insanias.
What Happened to Lily? Is a real-time first-person horror game. Discover the secrets and spooky truths behind the mysterious event at Miller Farm.
- 5

Pikabuu: STOP!
Single-player alternative to Insanias — playable solo, no multiplayer required. Shares Indie and Adventure with Insanias.
Beni, a loving husband to Nadia and father to Kaila, always ensured his family's needs were met with simple contentment. However, one day, an unwitting decision dragged his small family into a spiral that threatens everything.
- 6

The Stalked
Single-player alternative to Insanias — playable solo, no multiplayer required. Shares Indie and Adventure with Insanias.
Escaped from Liam's obsession, Kate seeks refuge in her grandpa's mansion. Strange occurrences raise questions about Liam's presence or another figure. Unraveling mysterious letters, Kate embarks on a journey, seeking peace.
- 7

The Test: Secrets of the Soul
Single-player alternative to Insanias — playable solo, no multiplayer required. Shares Indie and Adventure with Insanias.
You will answer a series of questions that will reveal things from deep within. Some will be uncomfortable, but with great knowledge comes great sacrifice. Can you make it all the way through The Test, and are you SURE you want the answers you seek? For it is time to unlock "Secrets of the Soul..."
- 8

Lair of Torment
Single-player alternative to Insanias — playable solo, no multiplayer required. Shares Indie and Adventure with Insanias.
This is an indie horror game with first-person puzzles. Terror and fear have enveloped the city. The maniac has returned. You sneak into his lair to try and stop him before he goes too far...