IMHO.

Single-player games like Melt Them All

Below are 8 single-player Steam games similar to Melt Them All, 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 Melt Them All page.

Ranked picks

  1. 1
    Sci-Fantasy Defence — Steam game cover

    Sci-Fantasy Defence

    Single-player alternative to Melt Them All — playable solo, no multiplayer required. Shares Action and Indie with Melt Them All.

    Combine physics-based traps, weapons and magic to defend against horde of thousands enemies in this roguelike tower defense with procedurally generated levels and switching between building/combat. Do it solo in VR or with up to 4 players in one PC through local co-op.

    2022ActionStrategyIndie19.99 USDSingle-playerSimilar games →
  2. 2
    Crystal Storm — Steam game cover

    Crystal Storm

    Single-player alternative to Melt Them All — playable solo, no multiplayer required. Shares Indie with Melt Them All.

    Defend your castle, mine for minerals, and level up your wizarding powers in this thrilling action-roguelike game. Grab your wand and prepare to fight off magical foes in this epic battle for survival!

    2023Indie2.99 USDSingle-playerSimilar games →
  3. 3
    ShapeHero Factory — Steam game cover

    ShapeHero Factory

    Single-player alternative to Melt Them All — playable solo, no multiplayer required. Shares Indie and Simulation with Melt Them All.

    In ShapeHero Factory, you’re the engineer of an ever-evolving paint-fuelled factory that spits out magical, shape-based warriors. Send them into battle - to death or glory - then build an even better factory on your next run.

    2025StrategyIndieSimulation23.99 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    Tower Factory — Steam game cover

    Tower Factory

    Single-player alternative to Melt Them All — playable solo, no multiplayer required. Shares Action and Indie with Melt Them All.

    Tower Factory is a tower defense and automation game with roguelite elements. Optimize resource production using conveyor systems while defending against monster waves. Can you find and destroy the enemy tower before it's too late?

    2024ActionStrategyIndie14.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Voltaire: The Vegan Vampire — Steam game cover

    Voltaire: The Vegan Vampire

    Single-player alternative to Melt Them All — playable solo, no multiplayer required. Shares Action and Indie with Melt Them All.

    Rebel against your legacy in this farming action roguelite. Tend your spooky farm by day & defend your crops from enemies at night! Upgrade Voltaire, youngest son of Dracula, with devious new abilities & discover dozens of new plants to cultivate. Send dad a message: a vegan life is no missed steak!

    2023ActionIndieSimulation19.99 USDDeck VerifiedSingle-playerSimilar games →
  6. 6
    Keep Keepers — Steam game cover

    Keep Keepers

    Single-player alternative to Melt Them All — playable solo, no multiplayer required. Shares Action and Indie with Melt Them All.

    Tower Defense meets Base Management. Strategically place your defenses. Craft wacky ammunition like fiery peppers and boomerang bananas. Discover amazing weapons and automate your economy while defending against waves of enemies. Can you handle the chaos?

    2024ActionStrategyIndie11.69 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Genesis Alpha One Deluxe Edition — Steam game cover

    Genesis Alpha One Deluxe Edition

    Single-player alternative to Melt Them All — playable solo, no multiplayer required. Shares Action and Indie with Melt Them All.

    Hyperjump into the dark recesses of space with Genesis Alpha One - a roguelike FPS where you must build, maintain and navigate your ship through a galaxy filled with hostile alien and human threats. Explore, create and survive the militarized space race in order to secure humanity’s future.

    2020ActionIndieAdventure19.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Dream Engines: Nomad Cities — Steam game cover

    Dream Engines: Nomad Cities

    Single-player alternative to Melt Them All — playable solo, no multiplayer required. Shares Indie and Simulation with Melt Them All.

    A survival city-building game with flying cities. Build, automate, and defend a flying city that travels between procedurally generated maps to survive in a wacky, nightmare-infested, post-apocalyptic world full of strange science and dreams.

    2024StrategyIndieSimulation29.99 USDSingle-playerSimilar games →