IMHO.

Single-player games like Kingdom of Foundry

Below are 9 single-player Steam games similar to Kingdom of Foundry, 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 Kingdom of Foundry page.

Ranked picks

  1. 1
    OmniSeed — Steam game cover

    OmniSeed

    Single-player alternative to Kingdom of Foundry — playable solo, no multiplayer required. Shares Strategy and Indie with Kingdom of Foundry.

    Play as a kind-hearted god in a tiny world. Grow thriving forests, inspire mortals to stand strong, and unleash nature's fury to shield them from evil. One small miracle at a time.

    2026StrategyIndieCasual2.12 USDSingle-playerSimilar games →
  2. 2
    Court Wizard — Steam game cover

    Court Wizard

    Single-player alternative to Kingdom of Foundry — playable solo, no multiplayer required. Shares Strategy and Indie with Kingdom of Foundry.

    Cast spells, brew potions, and command defenders in this real-time strategy game. Choose from wildly different wizard archetypes, master spells with talent trees, and survive endless waves of attackers. Every wizard changes how you play. Can you defeat all of the bosses?

    2026StrategyIndieRPGSingle-playerSimilar games →
  3. 3
    Ultimate Protector — Steam game cover

    Ultimate Protector

    Single-player alternative to Kingdom of Foundry — playable solo, no multiplayer required. Shares Strategy and Indie with Kingdom of Foundry.

    Tired of moving around without purposes? Come and protect the goddess with multiple combination of skills and elements. Discover and upgrade your weapon to super, even hyper! Play this game with a joy from both tower defense and rogue!

    2022StrategyIndieCasual2.99 USDSingle-playerSimilar games →
  4. 4
    Open The Gate: Just A Little — Steam game cover

    Open The Gate: Just A Little

    Single-player alternative to Kingdom of Foundry — playable solo, no multiplayer required. Shares Strategy and Indie with Kingdom of Foundry.

    Medieval Tower Defense and Real-time Strategy hybrid where positioning, gold farming and tower capturing decide the outcome against waves of legions and dragons.

    2026StrategyIndieSimulationSingle-playerSimilar games →
  5. 5
    Lords of Yeet! — Steam game cover

    Lords of Yeet!

    Single-player alternative to Kingdom of Foundry — playable solo, no multiplayer required. Shares Strategy and Indie with Kingdom of Foundry.

    A chaotic co-op tower defense where your cursor is the weapon. Grab enemies and physically YEET! them off the map, into each other, or straight into the dirt. Then back it up with towers, spells, and up to 8 players. Hold the castle solo or split the chaos with friends.

    ActionStrategyIndieSingle-playerSimilar games →
  6. 6
    Ink & Void — Steam game cover

    Ink & Void

    Single-player alternative to Kingdom of Foundry — playable solo, no multiplayer required. Shares Strategy and Indie with Kingdom of Foundry.

    A storybook tower defense where stationery knights fight the Void. Deploy pencil swordsmen, fountain pen mages, and eraser monks across four chapters. Evolve units via class changes and build your deck with cards earned each stage. Languages: Japanese / English / Chinese

    2026StrategyIndieCasual1.99 USDSingle-playerSimilar games →
  7. 7
    坍塌世界 — Steam game cover

    坍塌世界

    Single-player alternative to Kingdom of Foundry — playable solo, no multiplayer required. Shares Strategy and Indie with Kingdom of Foundry.

    "Collapsing World" is an innovative tower defense game blending deck-building and roguelike mechanics. Recruit unique companions, craft powerful skill decks, and tackle randomized stages. Deep strategy breaks the traditional TD mold—every run is a fresh challenge!

    2026StrategyIndieSimulationFreeSingle-playerSimilar games →
  8. 8
    Lucky Again — Steam game cover

    Lucky Again

    Single-player alternative to Kingdom of Foundry — playable solo, no multiplayer required. Shares Strategy and Indie with Kingdom of Foundry.

    Face down swarms of enemies using cards with diverse abilities. Evolve your own unique deck to overcome the trials ahead, and become a quick-witted hero who can conquer any crisis. You will be joined by loyal companions OR charismatic fairies who aren't afraid to use you for their own ends.

    StrategyIndieSingle-playerSimilar games →
  9. 9
    Minimalist Box — Steam game cover

    Minimalist Box

    Single-player alternative to Kingdom of Foundry — playable solo, no multiplayer required. Shares Strategy and Indie with Kingdom of Foundry.

    It's a traditional Sokoban game where you can rewrite the classic Sokoban gameplay with subversive physics rules in 4 dimensions , 96 brain-burning puzzles! In the symphony of boxes and physical changes, become the ultimate strategist who reconstructs the logic of space!

    2025StrategyIndieFree To PlayFreeSingle-playerSimilar games →