IMHO.

Single-player games like Luminous Project

Below are 9 single-player Steam games similar to Luminous Project, 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 Luminous Project page.

Ranked picks

  1. 1
    Notanote — Steam game cover

    Notanote

    Single-player alternative to Luminous Project — playable solo, no multiplayer required. Shares Indie and Casual with Luminous Project.

    Welcome to Notanote!

    2024IndieCasualFreeDeck PlayableSingle-playerSimilar games →
  2. 2
    MOMO Crash — Steam game cover

    MOMO Crash

    Single-player alternative to Luminous Project — playable solo, no multiplayer required. Shares Indie and Casual with Luminous Project.

    This game is a rhythm action game in which the player purifies souls by pinching them with girls' thighs! The player controls the thighs and pinches the flowing souls in rhythm. Let's purify souls by pinching them with thighs in rhythm! Let's Paradise!

    2025IndieCasual12.00 USDDeck VerifiedSingle-playerSimilar games →
  3. 3
    URO — Steam game cover

    URO

    Single-player alternative to Luminous Project — playable solo, no multiplayer required. Shares Indie and Casual with Luminous Project.

    There was a world where URO alone lives. However, the color and sound disappeared from the world from one day. When wearing a glowing ornament, URO is wrapped in color and music I notice that music and colors are gone from the world. To regain music and color to the world again, I started running running my music.  

    2018IndieAdventureCasual9.99 USDSingle-playerSimilar games →
  4. 4
    Encounters: Music Stories — Steam game cover

    Encounters: Music Stories

    Single-player alternative to Luminous Project — playable solo, no multiplayer required. Shares Indie and Casual with Luminous Project.

    Two-handed casual music rhythm game with cute characters.

    2024IndieCasual1.99 USDSingle-playerSimilar games →
  5. 5
    Muse Dash — Steam game cover

    Muse Dash

    Single-player alternative to Luminous Project — playable solo, no multiplayer required. Shares Indie and Casual with Luminous Project.

    Paradise of parkour & rhythm game ★★★ — Muse Dash!!

    2019ActionIndieCasual2.99 USDDeck VerifiedSingle-playerSimilar games →
  6. 6
    Ratatan — Steam game cover

    Ratatan

    Single-player alternative to Luminous Project — playable solo, no multiplayer required. Shares Indie with Luminous Project.

    Ratatan is a rhythm roguelike action game that combines rhythm games and side-scrolling action, with online co-op gameplay supporting up to 4 players. An intense battle unfolds with over 100 characters fighting in a massive melee. Let's defeat the enemies together!

    2025ActionIndieAdventure24.99 USDSingle-playerSimilar games →
  7. 7
    Pastel☆Parade — Steam game cover

    Pastel☆Parade

    Single-player alternative to Luminous Project — playable solo, no multiplayer required. Shares Indie and Casual with Luminous Project.

    Pastel☆Parade is an exhilarating rhythm game with easy controls! Get into the rhythm with cute, poppy music!

    2025ActionIndieCasual15.99 USDDeck VerifiedSingle-playerSimilar games →
  8. 8
    ODDADA — Steam game cover

    ODDADA

    Single-player alternative to Luminous Project — playable solo, no multiplayer required. Shares Indie and Casual with Luminous Project.

    A tactile music maker with endless freedom to play! Use gadgets, gizmos and funky melodic toys to piece together a hand-crafted music track. Share what you make! Unlock new instruments! ODDADA!

    2024IndieCasual7.49 USDDeck VerifiedSingle-playerSimilar games →
  9. 9
    Rashin Detective Chronicles CASE01 : The Final Page — Steam game cover

    Rashin Detective Chronicles CASE01 : The Final Page

    Single-player alternative to Luminous Project — playable solo, no multiplayer required. Shares Indie with Luminous Project.

    A strange request leads a detective to the silent residence of a missing homeowner. Explore the house and solve the intricate puzzles scattered within to uncover the truth behind the disappearance. A quiet, first-person mystery adventure.

    2026IndieAdventureSingle-playerSimilar games →