Single-player games like Interloper
Below are 8 single-player Steam games similar to Interloper, 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 Interloper page.
Ranked picks
- 1
Crush Your Enemies
Single-player alternative to Interloper — playable solo, no multiplayer required. Shares Strategy and Indie with Interloper.
Go back to the awesome glory days of Real-Time Strategy games. Crush Your Enemies has everything you love of the genre: Planning, choosing different types of units, managing resources, taking enemy territory and outwitting your opponent with the ingenious formations of your men.
- 2
Mushroom Wars 2
Single-player alternative to Interloper — playable solo, no multiplayer required. Shares Strategy and Indie with Interloper.
In Mushroom Wars 2, enemy tribes of feisty mushroom creatures face off in short but fierce RTS battles. Step into the shoes of a fearless Mushroom Commander, choose a hero to lead your army, and take control of the battlefield in a variety of multiplayer modes or challenging story campaign.
- 3
Cannon Brawl
Single-player alternative to Interloper — playable solo, no multiplayer required. Shares Strategy and Indie with Interloper.
Cannon Brawl is action RTS and artillery hybrid. Pilot an airship, command powerful weapon emplacements and use the destructible terrain to out think and destroy your enemy! It's a new take on artillery strategy!
- 4
SPACECOM
Single-player alternative to Interloper — playable solo, no multiplayer required. Shares Strategy and Indie with Interloper.
SPACECOM – a strategic-to-the-bone, starfleet command game in which deception, smart movement, and choices to battle decide victory or defeat.
- 5
Door Kickers
Single-player alternative to Interloper — playable solo, no multiplayer required. Shares Strategy and Indie with Interloper.
Door Kickers is an innovative realtime strategy game that puts you in charge of a SWAT team and lets you command them during a tactical intervention.
- 6
Into the Breach
Single-player alternative to Interloper — playable solo, no multiplayer required. Shares Strategy and Indie with Interloper.
Control powerful mechs from the future to defeat an alien threat. Each attempt to save the world presents a new randomly generated challenge in this turn-based strategy game.
- 7
rymdkapsel
Single-player alternative to Interloper — playable solo, no multiplayer required. Shares Strategy and Indie with Interloper.
Build a space station. Command the tiny crew. Explore the galaxy. A meditative space strategy game.
- 8
War, the Game
Single-player alternative to Interloper — playable solo, no multiplayer required. Shares Strategy and Indie with Interloper.
'War, the Game' is a RTS for pc in realistic present day setting.The controls are intuitive, the game rules are simple and transparent.The game focuses on strategy and the use of ones brain to complete the scenarios.The map is a spherical version of earth. That's new.