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Single-player games like Trombone Champ: Unflattened

Below are 11 single-player Steam games similar to Trombone Champ: Unflattened, 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 Trombone Champ: Unflattened page.

Ranked picks

  1. 1
    Trombone Champ — Steam game cover

    Trombone Champ

    Single-player alternative to Trombone Champ: Unflattened — playable solo, no multiplayer required. Shares Indie and Casual with Trombone Champ: Unflattened.

    Honk, blow, & toot your way through over 60 songs, collect all 50 unique Tromboner Cards, and uncover the mysteries of the Trombiverse. Do you have what it takes to become the true Trombone Champ?

    2022IndieCasual14.99 USDDeck PlayableSingle-playerSimilar games →
  2. 2
    Maestro VR — Steam game cover

    Maestro VR

    Single-player alternative to Trombone Champ: Unflattened — playable solo, no multiplayer required. Shares Indie with Trombone Champ: Unflattened.

    Maestro VR is an immersive rhythmic music video game where you become an orchestra conductor in Virtual Reality. Experience the thrill of conducting a symphony orchestra like never before. Feel the music in a way that's unique and unparalleled.

    2022IndieSimulationEarly Access29.99 USDSingle-playerSimilar games →
  3. 3
    Beat Saber — Steam game cover

    Beat Saber

    Single-player alternative to Trombone Champ: Unflattened — playable solo, no multiplayer required. Shares Indie with Trombone Champ: Unflattened.

    Beat Saber is a VR rhythm game where you slash the beats of adrenaline-pumping music as they fly towards you, surrounded by a futuristic world.

    2019Indie19.99 USDSingle-playerSimilar games →
  4. 4
    Super Duper Party Pooper — Steam game cover

    Super Duper Party Pooper

    Single-player alternative to Trombone Champ: Unflattened — playable solo, no multiplayer required. Shares Indie and Casual with Trombone Champ: Unflattened.

    Created by solo developer Nikola Kostic - Have you ever wanted to poop on party goers but were too socially awkward to just go for it? Well, Super Duper Party Pooper is about to change all that, the player will find themselves in the middle of a raw human story of existential panic.

    2016StrategyIndieSimulation0.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Vacation Simulator — Steam game cover

    Vacation Simulator

    Single-player alternative to Trombone Champ: Unflattened — playable solo, no multiplayer required.

    The latest VR sensation from the creators of ‘Job Simulator’, now with free DLC! Welcome to Vacation Simulator: a rough approximation of VACATION inspired by real human NOT JOBBING. Reallocate your bandwidth and get ready to splash, s’more, snowball, and selfie your way to optimal relaxation.

    2019ActionAdventureSimulation19.99 USDSingle-playerSimilar games →
  6. 6
    AUDICA: Rhythm Shooter — Steam game cover

    AUDICA: Rhythm Shooter

    Single-player alternative to Trombone Champ: Unflattened — playable solo, no multiplayer required. Shares Indie with Trombone Champ: Unflattened.

    AUDICA™ is a VR “rhythm shooter” that combines Harmonix’s award-winning music gameplay with precision shooting mechanics and a 33-song soundtrack, all set in a mesmerizing cosmic arena.

    2019ActionIndie29.99 USDSingle-playerSimilar games →
  7. 7
    Duck Game — Steam game cover

    Duck Game

    Single-player alternative to Trombone Champ: Unflattened — playable solo, no multiplayer required. Shares Indie with Trombone Champ: Unflattened.

    Enter the futuristic year of 1984, an age where ducks run wild in a frantic battle for glory. Blast your friends with Shotguns, Net Guns, Mind Control Rays, Saxophones, Magnet Guns, and much, much more. This is DUCK GAME. Don't blink.

    2015ActionIndie12.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Taiko no Tatsujin: Rhythm Festival — Steam game cover

    Taiko no Tatsujin: Rhythm Festival

    Single-player alternative to Trombone Champ: Unflattened — playable solo, no multiplayer required. Shares Casual with Trombone Champ: Unflattened.

    Taiko no Tatsujin: Rhythm Festival is a drum-based rhythm game featuring songs from genres such as Anime and VOCALOID™, and also a variety of game modes! Have fun playing solo or online!

    2024Casual49.99 USDDeck VerifiedSingle-playerSimilar games →
  9. 9
    Roboquest VR — Steam game cover

    Roboquest VR

    Single-player alternative to Trombone Champ: Unflattened — playable solo, no multiplayer required. Shares Indie with Trombone Champ: Unflattened.

    The future is in flames, overrun by ruthless machines—but you’re built to fight back. Roboquest VR is a lightning-fast roguelite FPS where speed, firepower, and reflexes are your best weapons. Adapt, survive, and reboot the future!

    2025ActionIndie29.99 USDSingle-playerSimilar games →
  10. 10
    WRATH: Aeon of Ruin VR - Brutal Edition — Steam game cover

    WRATH: Aeon of Ruin VR - Brutal Edition

    Single-player alternative to Trombone Champ: Unflattened — playable solo, no multiplayer required.

    Hunt the corrupted Guardians and purge a dying world in Wrath: Aeon of Ruin VR, a brutal old-school FPS built in the legendary Quake engine and reimagined for virtual reality. With dual-wielding combat, physical reloading, and deadly artifacts at your command, the darkness doesn’t stand a chance.

    2026Action19.99 USDSingle-playerSimilar games →
  11. 11
    Out of Sight VR — Steam game cover

    Out of Sight VR

    Single-player alternative to Trombone Champ: Unflattened — playable solo, no multiplayer required. Shares Indie with Trombone Champ: Unflattened.

    Out of Sight VR pulls you into a chilling nightmare where you see through the eyes of a child’s only comfort: her teddy bear. Guide Sophie through a sinister mansion and evade the lurking horrors that stalk her every move. The shadows are watching. And Sophie is counting on you.

    2025IndieAdventureEarly Access7.49 USDSingle-playerSimilar games →