Single-player games like Ruinarch
Below are 9 single-player Steam games similar to Ruinarch, 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 Ruinarch page.
Ranked picks
- 1
MachiaVillain
Single-player alternative to Ruinarch — playable solo, no multiplayer required. Shares Strategy and Indie with Ruinarch.
Machiavillain is an evil mansion management and strategy game, inspired by Dungeon Keeper, Prison Architect and all the horror movie clichés! Build your own manor, raise your monsters, set up your traps, and exterminate your victims. But to gain reputation you'll have to slay by the horror movie rules!
- 2
War for the Overworld
Single-player alternative to Ruinarch — playable solo, no multiplayer required. Shares Strategy and Indie with Ruinarch.
War for the Overworld is an unholy union of Dungeon Management and Strategy that rewards all those villainous thoughts you’ve been having. Craft your own perilous dungeon and defend it against pesky heroes who keep exploring it and taking your stuff.
- 3
WorldBox - God Simulator
Single-player alternative to Ruinarch — playable solo, no multiplayer required. Shares Indie and Simulation with Ruinarch.
WorldBox is the ULTIMATE god simulator and sandbox game. A petri dish for your fantasy civilizations. Create your own world or destroy it using many powers. Watch civilizations grow, form kingdoms, colonize new lands, sail to far continents, wars to ignite, empires to fall and towns to burn!
- 4
Dungeons 3
Single-player alternative to Ruinarch — playable solo, no multiplayer required. Shares Strategy and Simulation with Ruinarch.
At last, the Dungeon Lord has successfully united the forces of evil and established his dark empire. Time for the next step in his most diabolical quest: expansion!
- 5
Evil Genius
Single-player alternative to Ruinarch — playable solo, no multiplayer required. Shares Strategy with Ruinarch.
Everybody wants to rule the world! Achieve global power with EVIL GENIUS, the one and only complete world domination simulator. All the everyday tasks of the deliciously wicked mastermind are available to experience and master from building your ultra-secret base to developing spectacular super-weapons to carry out your nefarious master...
- 6
Rise to Ruins
Single-player alternative to Ruinarch — playable solo, no multiplayer required. Shares Strategy and Indie with Ruinarch.
A brutal godlike village sim that melds the god game, management, and tower defense genres! Fight off hoards of monsters at night, and expand your village in the day time. Inspired by games like Black and White, Rimworld, and Dwarf Fortress but not quite like any of them.
- 7
RimWorld
Single-player alternative to Ruinarch — playable solo, no multiplayer required. Shares Strategy and Indie with Ruinarch.
A sci-fi colony sim driven by an intelligent AI storyteller. Generates stories by simulating psychology, ecology, gunplay, melee combat, climate, biomes, diplomacy, interpersonal relationships, art, medicine, trade, and more.
- 8
Dwarf Fortress
Single-player alternative to Ruinarch — playable solo, no multiplayer required. Shares Strategy and Indie with Ruinarch.
Build a fortress and try to help your dwarves survive against a deeply generated world. Keep your dwarves happy, grow their community and beware of digging too deeply. The deepest, most intricate simulation of a world that's ever been created.
- 9
Shadows of Forbidden Gods
Single-player alternative to Ruinarch — playable solo, no multiplayer required. Shares Strategy and Simulation with Ruinarch.
Take on the role of a Dark Elder God and lead your agents to bring about an apocalypse in a fantasy world. Work in the shadows, avoiding the heroes who will try to stop you, as you bring about plague and famine, ice age and volcanic destruction, madness and never ending night.