Single-player games like Unmarked City
Below are 8 single-player Steam games similar to Unmarked City, 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 Unmarked City page.
Ranked picks
- 1
Wrathmaze
Single-player alternative to Unmarked City — playable solo, no multiplayer required. Shares Action with Unmarked City.
A crime hunt sandbox, where you chase gangsters and reclaim the city by day, and survive gang raids by night. Take down 12 gang bosses before Tiamat City collapses.
- 2
Grand Theft Auto: Episodes from Liberty City
Single-player alternative to Unmarked City — playable solo, no multiplayer required. Shares Action with Unmarked City.
Grand Theft Auto: Episodes from Liberty City includes both The Lost and Damned and The Ballad of Gay Tony together and does not require a copy of the original Grand Theft Auto IV to play.
- 3
Thug Wars
Single-player alternative to Unmarked City — playable solo, no multiplayer required. Shares Action and Indie with Unmarked City.
An open world third person crime action shooter game set in three cities, New York, London and Moscow.
- 4
Grand Theft Auto: Vice City
Single-player alternative to Unmarked City — playable solo, no multiplayer required. Shares Action and Adventure with Unmarked City.
Welcome to Vice City. Welcome to the 1980s. From the decade of big hair, excess and pastel suits comes a story of one man's rise to the top of the criminal pile.
- 5
Snatch Squad
Single-player alternative to Unmarked City — playable solo, no multiplayer required. Shares Action and Indie with Unmarked City.
Imagine Payday in an open world like GTA — built entirely of blocks. Snatch Squad is a co‑op crime sim in a voxel city. Plan and execute heists, launder money through legit businesses, and outsmart the police.
- 6
Grand Theft Auto III
Single-player alternative to Unmarked City — playable solo, no multiplayer required. Shares Action and Adventure with Unmarked City.
Welcome to Liberty City. Where it all began. With stellar voice acting, a darkly comic storyline, a stunning soundtrack and revolutionary open-world gameplay, Grand Theft Auto III is the game that defined the open world genre for a generation.
- 7
My Zombie Apocalypse
Single-player alternative to Unmarked City — playable solo, no multiplayer required. Shares Action and Indie with Unmarked City.
A fun, no-nonsense top-down action game: tear through an infested low-poly city, rip through short, dynamic missions on foot or behind the wheel, and climb the global Steam leaderboard.
- 8
Flashing Lights - Police, Firefighting, Emergency Services (EMS) Simulator
Single-player alternative to Unmarked City — playable solo, no multiplayer required. Shares Action and Indie with Unmarked City.
Play solo or in up to 10-player multiplayer co-op! Flashing Lights is an open world police, firefighting and EMS simulator game with plenty of opportunity for role-play or more relaxed fun with friends. Become the law or save lives! Discover leagues of player-created mods!