Single-player games like Grey Block
Below are 8 single-player Steam games similar to Grey Block, 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 Grey Block page.
Ranked picks
- 1
LunaGenesis
Single-player alternative to Grey Block — playable solo, no multiplayer required. Shares Action and Indie with Grey Block.
LunaGenesis is a single-player psychological horror adventure about Scary Moonchild, an avatar of Will who sneaks through a plague-ridden rat-folk town and dives into surreal dreams to expose the Collegium's hidden conspiracy.
- 2
Through The Fragmentation
Single-player alternative to Grey Block — playable solo, no multiplayer required. Shares Indie and Adventure with Grey Block.
Atmospheric first person adventure game focusing on immersion and exploration. Meet strange characters, discover secrets and try to unfold the mystery of the Fragmentation.
- 3
NEO BERLIN 2087
Single-player alternative to Grey Block — playable solo, no multiplayer required. Shares Action and Indie with Grey Block.
Uncover the truth as Nolan, a troubled detective chasing a conspiracy shaking the foundation of Neo Berlin: a cyberpunk city split in two by technology, wealth, and class.
- 4
The Devil's Whisper
Single-player alternative to Grey Block — playable solo, no multiplayer required. Shares Indie with Grey Block.
The Devil's Whisper is a psychological horror Visual Novel with a full voice cast. Immerse yourself in a haunting mystery filled with dark drama and a touch of romance. Multiple thrilling alternate endings to play through! Choose who lives and who dies!
- 5
Observer: System Redux
Single-player alternative to Grey Block — playable solo, no multiplayer required. Shares Indie and Adventure with Grey Block.
A first‑person cyberpunk horror detective story set in a decaying, neon‑scarred future. As an Observer who invades minds to hunt for clues, you will sift through corrupted memories to track down a mysterious killer and confront your own dark past.
- 6
Mr Meal
Single-player alternative to Grey Block — playable solo, no multiplayer required. Shares Action and Indie with Grey Block.
You are newly employed agent and you work for an Agency investigating the mysterious Mr Meal. The first day you appeared in your office and right away you got your first mission: find out what is behind all Mr Meal's activities.
- 7
Karaski: What Goes Up...
Single-player alternative to Grey Block — playable solo, no multiplayer required. Shares Action and Indie with Grey Block.
An immersive sim-lite in a fictional historical setting. You are on the world's first airship about to crash down and have to find the culprit. Sneak around, break into cabins, interrogate passengers, find evidence - but be careful not to incriminate yourself!
- 8
Test Of Courage
Single-player alternative to Grey Block — playable solo, no multiplayer required. Shares Indie and Adventure with Grey Block.
Test of Courage is a horror game where you have to explore an abandoned school in search of your two friends. The only hint you have is the "Courage Test" in which you have to find 10 objects around the academy while maintaining your sanity.