Single-player games like Close The Straits!
Below are 8 single-player Steam games similar to Close The Straits!, 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 Close The Straits! page.
Ranked picks
- 1
Cyndefense 2
Single-player alternative to Close The Straits! — playable solo, no multiplayer required. Shares Indie and Simulation with Close The Straits!.
Cyndefense 2 is a well crafted, hardcore, tower defense game. While there are easier modes for those who want casual game-play, the game will test your ability to manage your resources and rely on superb tower placement in order to be capable of beating harder maps.
- 2
Symbiosis: Criticality
Single-player alternative to Close The Straits! — playable solo, no multiplayer required. Shares Indie and Simulation with Close The Straits!.
It starts as a black screen and one thing to click. Break the core, sweep what spills, spend the spill on machinery that breaks the core for you. Drones, node meshes, coupling beams, tesla banks — watch a machine build itself across the void until the screen is a web of light you barely hold.
- 3
Time Vestige
Single-player alternative to Close The Straits! — playable solo, no multiplayer required. Shares Indie and Simulation with Close The Straits!.
Collect resources, craft armaments then sell for some coins. Set in medieval fantasy world where you play the role as a merchant selling armaments for adventurers or warriors alike. As long as coin is involved, it's nothing more than a business.
- 4
Apocalypticlick
Single-player alternative to Close The Straits! — playable solo, no multiplayer required. Shares Indie and Simulation with Close The Straits!.
The world ended. Somebody still has to sort the scrap. Found a settlement, gather resources, and try to keep the roof on while the wasteland keeps knocking. An idle survival builder with research, expeditions, events, raids, and consequences.
- 5
城市塔防-City Tower Defence
Single-player alternative to Close The Straits! — playable solo, no multiplayer required. Shares Action and Indie with Close The Straits!.
Help defend Shanghai from an invasion of snowmen! Build and upgrade towers across a battlefield that changes every run, shape your strategy with powerful cards and between-wave rewards, and survive escalating waves and boss encounters in this roguelite tower defense.
- 6
Not a Trolley Problem!
Single-player alternative to Close The Straits! — playable solo, no multiplayer required. Shares Indie and Simulation with Close The Straits!.
Pull the lever to start the trolley. Keep pulling to go faster. Throw people onto the rails to earn coins. Spend coins to expand your upgrade tree. Face absurd trolley dilemmas in this absurd-comedy incremental game.
- 7
Gnomed
Single-player alternative to Close The Straits! — playable solo, no multiplayer required. Shares Indie and Casual with Close The Straits!.
Gnomed is a roguelite clicker base defence game where your humble home is the last line of defense. Hold out against 20 chaotic waves of enemies, unlock new abilities, and grow stronger each run!
- 8
Santa's Hitlist CEO Edition
Single-player alternative to Close The Straits! — playable solo, no multiplayer required. Shares Action and Casual with Close The Straits!.
Santa's Hitlist: CEO Edition is a single-player, top-down shooter rogue-lite game where you play as Santa, avenging average workers by taking down their CEOs. Armed with a vast arsenal of weapons, you'll face off against epic bosses from the business world in your quest for justice.