IMHO.

Single-player games like Shrumblo and the Magical Grumblo

Below are 8 single-player Steam games similar to Shrumblo and the Magical Grumblo, 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 Shrumblo and the Magical Grumblo page.

Ranked picks

  1. 1
    Galaxy Tales: Story of Rapunzel — Steam game cover

    Galaxy Tales: Story of Rapunzel

    Single-player alternative to Shrumblo and the Magical Grumblo — playable solo, no multiplayer required. Shares Action and Indie with Shrumblo and the Magical Grumblo.

    Fight space pirates with Rapunzel, the Android with the best hair in the world! To protect the precious shelter where the Jimo race lives, the cute alien Rose and Android Rapunzel must go up to the ground floor.

    2022ActionIndieAdventure14.99 USDSingle-playerSimilar games →
  2. 2
    Alien Age — Steam game cover

    Alien Age

    Single-player alternative to Shrumblo and the Magical Grumblo — playable solo, no multiplayer required. Shares Indie with Shrumblo and the Magical Grumblo.

    Alien Age is a chaotic merging single player game. As an alien, you combine and deliver a variety of resources before hopeful towns crumble to dust. Prime your engine and shine your saucer, towns are eager to see what the future holds… and they won't wait forever.

    2021StrategyIndieAdventureFreeSingle-playerSimilar games →
  3. 3
    Knights vs Aliens — Steam game cover

    Knights vs Aliens

    Single-player alternative to Shrumblo and the Magical Grumblo — playable solo, no multiplayer required. Shares Action and Indie with Shrumblo and the Magical Grumblo.

    Command knights, aliens, and other historically dubious nations in a free real-time tower conquest game rebuilt from a 2009 iPad original. Grow armies, capture towers, and outmaneuver adaptive AI through 30 campaign levels.

    2026ActionStrategyIndieFreeSingle-playerSimilar games →
  4. 4
    Spelp — Steam game cover

    Spelp

    Single-player alternative to Shrumblo and the Magical Grumblo — playable solo, no multiplayer required. Shares Action and Indie with Shrumblo and the Magical Grumblo.

    The SPELP program needs YOU to annihilate thousands of aliens with a variety of weapons, members and unique capacities. Unlock characters and make up your own team to fit your playstyle.

    2023ActionIndie4.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Flip Flop XL — Steam game cover

    Flip Flop XL

    Single-player alternative to Shrumblo and the Magical Grumblo — playable solo, no multiplayer required. Shares Action and Indie with Shrumblo and the Magical Grumblo.

    Master the art of flips in this quirky arcade challenge! Press, hold, and release to jump, spin, and stick perfect landings. Chain flips, unlock silly accessories, and beat your high score in this endlessly addictive, physics-based game with cute minimalist graphics and one-button controls!

    2024ActionIndieCasual1.99 USDSingle-playerSimilar games →
  6. 6
    Cosmic Robots — Steam game cover

    Cosmic Robots

    Single-player alternative to Shrumblo and the Magical Grumblo — playable solo, no multiplayer required. Shares Action and Casual with Shrumblo and the Magical Grumblo.

    Defend your planet from waves of robot invaders! Build powerful turrets, upgrade your defenses, and command robot units to fight drones, tanks, and massive bosses. Then send your own forces to attack the enemy planet in this action-packed sci-fi tower defense game.

    2026ActionStrategySimulation5.09 USDSingle-playerSimilar games →
  7. 7
    Galaxy Defenders (Classic TD) — Steam game cover

    Galaxy Defenders (Classic TD)

    Single-player alternative to Shrumblo and the Magical Grumblo — playable solo, no multiplayer required. Shares Indie and Casual with Shrumblo and the Magical Grumblo.

    A classic tower defense game set in space! Build and upgrade towers, defend your portal from waves of alien invaders, and outsmart evolving threats across handcrafted and procedural maps.

    2026StrategyIndieCasual0.99 USDSingle-playerSimilar games →
  8. 8
    Zack Y — Steam game cover

    Zack Y

    Single-player alternative to Shrumblo and the Magical Grumblo — playable solo, no multiplayer required. Shares Action and Indie with Shrumblo and the Magical Grumblo.

    Zack Y is a 2D Old School Scifi themed platform action game based on the story of the Alien called Zack Y whose mission is to rule over the Earth.

    2018ActionIndieAdventure4.99 USDSingle-playerSimilar games →