IMHO.

Single-player games like Fill The Void

Below are 10 single-player Steam games similar to Fill The Void, 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 Fill The Void page.

Ranked picks

  1. 1
    Spookity Hollow — Steam game cover

    Spookity Hollow

    Single-player alternative to Fill The Void — playable solo, no multiplayer required. Shares Casual with Fill The Void.

    Spookity Hollow is a ghastly third-person sandbox game created for young children (Ages 4+) which encourages curiosity and role-play.

    2021IndieAdventureCasual2.99 USDSingle-playerSimilar games →
  2. 2
    Teeto — Steam game cover

    Teeto

    Single-player alternative to Fill The Void — playable solo, no multiplayer required. Shares Casual with Fill The Void.

    Explore a world of mayhem and Michaels! Join Teeto the blob and Nory the bunny in this 3D adventure platformer to stop the shadow corruption from spreading. Absorb wild powers, help eccentric characters, and save the world - one Michael at a time!

    2026IndieAdventureCasual14.39 USDSingle-playerSimilar games →
  3. 3
    Quacolé Tennis — Steam game cover

    Quacolé Tennis

    Single-player alternative to Fill The Void — playable solo, no multiplayer required. Shares Casual with Fill The Void.

    Face the most unexpected opponents in completely crazy tennis matches. Win tournaments, overcome obstacles, and defeat giant monsters using the power of your racket! Embark on a solo adventure or invite a friend to explore the world of Quacolé Tennis in doubles matches.

    SportsIndieCasualSingle-playerSimilar games →
  4. 4
    Pollito & Xiang Xiang: Adventure in the Forest — Steam game cover

    Pollito & Xiang Xiang: Adventure in the Forest

    Single-player alternative to Fill The Void — playable solo, no multiplayer required. Shares Action and Casual with Fill The Void.

    Pollito and Xiang Xiang: Adventure in the Forest is a semi-open world cooperative action adventure game for PC and consoles. You control two cute characters that you can switch between to use their unique abilities.

    ActionIndieAdventureSingle-playerSimilar games →
  5. 5
    Cosmic PANIC — Steam game cover

    Cosmic PANIC

    Single-player alternative to Fill The Void — playable solo, no multiplayer required. Shares Action and Casual with Fill The Void.

    Arcade style party game for 1-4 players. Top the highscore charts in a variety of mini games in top-down, platforming, and 3D action gameplay. Play with friends local couch-party style or online with steam remote play.

    2024ActionIndieCasual9.99 USDSingle-playerSimilar games →
  6. 6
    Astrolander — Steam game cover

    Astrolander

    Single-player alternative to Fill The Void — playable solo, no multiplayer required. Shares Action with Fill The Void.

    Astrolander is an action-packed modern take on retro platformers featuring innovative 2.5D+3D gameplay and unique optional local co-op chaos! Attack enemies with your CDjector, dodge cassette launching boomboxes, and more on your quest to save the Most Valuable Programs!

    2026ActionIndieSingle-playerSimilar games →
  7. 7
    A Silly little Adventure — Steam game cover

    A Silly little Adventure

    Single-player alternative to Fill The Void — playable solo, no multiplayer required. Shares Casual with Fill The Void.

    Crash-land on an abandoned vacation island in A Silly little Adventure, a couch co-op 3D platformer where every upgrade unlocks new ways to roam as you work your way back to your spaceship.

    IndieAdventureCasualSingle-playerSimilar games →
  8. 8
    Hymble Ventures — Steam game cover

    Hymble Ventures

    Single-player alternative to Fill The Void — playable solo, no multiplayer required. Shares Action with Fill The Void.

    A quirky, nonsensical adventure where you relive the classic era of collectathon platformers with a modern polish and heartfelt narrative. Explore whimsical worlds and unlock wacky abilities as you progress through a diverse set of puzzles, obstacles and denizens.

    ActionIndieAdventureFreeSingle-playerSimilar games →
  9. 9
    Simulation Simulator — Steam game cover

    Simulation Simulator

    Single-player alternative to Fill The Void — playable solo, no multiplayer required.

    A freeform chat simulator where you attempt to convince a built-in LLM that it does not exist.

    2026IndieSimulationFree To PlayFreeSingle-playerSimilar games →
  10. 10
    Lurks Beneath — Steam game cover

    Lurks Beneath

    Single-player alternative to Fill The Void — playable solo, no multiplayer required. Shares Casual with Fill The Void.

    Investigate a little girl's disappearance at a rundown trailer park. Play as Detective Partridge and cross examine three suspects to find the truth with fully freeform interrogation. Type anything and ask anything you want.

    2027AdventureCasualSingle-playerSimilar games →