IMHO.

Single-player games like Arduo

Below are 8 single-player Steam games similar to Arduo, 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 Arduo page.

Ranked picks

  1. 1
    F.R.E.D.'s Ascent — Steam game cover

    F.R.E.D.'s Ascent

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

    A 2.5D rage platformer. Nine zones, each with its own physics — ice, wind, sticky floors, low gravity. You are F.R.E.D., a small machine kept asleep beneath a world that never wanted you to wake. Climb anyway. Wanderer, No-Save, and Speedrun modes.

    2026ActionIndieCasual2.99 USDSingle-playerSimilar games →
  2. 2
    CrushBorgs — Steam game cover

    CrushBorgs

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

    "Run and Gun" oldschool single-player platformer with NES aesthetics, including an authentic 8-bit chiptune.

    2022ActionIndie4.99 USDSingle-playerSimilar games →
  3. 3
    A.R.E.S.: Extinction Agenda — Steam game cover

    A.R.E.S.: Extinction Agenda

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

    You are the ultimate weapon with an ultimate sidekick – Collect secret items and get power ups to become the perfect weapon.

    2011ActionIndie4.99 USDSingle-playerSimilar games →
  4. 4
    Rochard — Steam game cover

    Rochard

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

    Fast-paced platforming action and mind-bending puzzles based on gravity

    2011ActionIndieCasualDeck VerifiedSingle-playerSimilar games →
  5. 5
    MIO: Memories in Orbit — Steam game cover

    MIO: Memories in Orbit

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

    Play as android MIO in this mesmerizing metroidvania where you explore the Vessel, an enormous technological ark overgrown with machines gone rogue. Uncover its secrets, enhance MIO's abilities, and save the spaceship and its residents from oblivion.

    2026ActionIndieAdventure19.99 USDDeck VerifiedSingle-playerSimilar games →
  6. 6
    GIGANTIC ARMY — Steam game cover

    GIGANTIC ARMY

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

    Side-scrolling mech-shooting bad-assery is BACK!GIGANTIC ARMY is a heartfelt homage to 16-bit era mech shooters such as Cybernator / Assault Suits Valken, Metal Warriors, and Front Mission: Gun Hazard, developed by the studio behind the acclaimed shooter SATAZIUS.

    2014ActionIndie2.99 USDSingle-playerSimilar games →
  7. 7
    PLANET ALPHA — Steam game cover

    PLANET ALPHA

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

    PLANET ALPHA, a beautiful alien world filled with mystery and danger. Pursued by relentless enemies, you must harness the power of night and day as you struggle to survive.

    2018ActionIndieAdventure9.99 USDSingle-playerSimilar games →
  8. 8
    Copy Kitty — Steam game cover

    Copy Kitty

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

    Boki can copy the special abilities of any foe and then combine up to 3 of them into a unique super-weapon! Blast through hordes of evil robots in cyberspace, while training to become a superhero!

    2018ActionIndie3.74 USDDeck PlayableSingle-playerSimilar games →