IMHO.

Single-player games like SUBSØNIC

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

Ranked picks

  1. 1
    Soundsaber — Steam game cover

    Soundsaber

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

    A twin-stick shooter where your music is your weapon. Whichever track you choose will power your engines and your lasers, but beware: your enemies are also driven by the music.

    2024ActionIndie4.99 USDSingle-playerSimilar games →
  2. 2
    Vector Noir — Steam game cover

    Vector Noir

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

    Simple geometry twin-stick shooter. It's hard on purpose. I'm still working out what the rest of the game is, so follow the page if you want in when I open the playtest.

    2026ActionIndieSingle-playerSimilar games →
  3. 3
    LINOVICTUS — Steam game cover

    LINOVICTUS

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

    Fight through waves of enemies across shifting arenas, buy upgrades between stages, invest in new ships, research permanent upgrades between runs, and compete on the global leaderboards in this blood-pumping twin stick shooter.

    2026ActionIndie6.79 USDSingle-playerSimilar games →
  4. 4
    Waves — Steam game cover

    Waves

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

    Waves is an Arcade Twin-Stick Shooter that's all about High Scores. Build your combo and drop bombs in pursuit of Leaderboard dominance over seven game-modes!

    2011ActionIndieFreeDeck VerifiedSingle-playerSimilar games →
  5. 5
    Beat Hazard — Steam game cover

    Beat Hazard

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

    Experience your music collection like never before with this intense music driven arcade shooter. Each of your songs will have its own unique ebb and flow based on the music.

    2010ActionIndieCasual9.99 USDSingle-playerSimilar games →
  6. 6
    HyperCore : Rhythm Bullet Hell — Steam game cover

    HyperCore : Rhythm Bullet Hell

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

    HyperCore is a fast-paced anti-rhythm action game where every beat becomes a threat. Survive escalating challenges, chase leaderboard glory, and master multiple game modes.

    2026ActionIndie16.99 USDSingle-playerSimilar games →
  7. 7
    Kromaticube — Steam game cover

    Kromaticube

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

    KROMATICUBE is a minimalist arcade game where you have to avoid obstacles and listenning to chiptune musics. Just keep alive for at least 60 seconds to complete a level. Easy right ? Maybe not.

    2021ActionIndieCasual1.99 USDSingle-playerSimilar games →
  8. 8
    Bullet Debt — Steam game cover

    Bullet Debt

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

    A minimalist arcade arena shooter where your bullets never disappear. Every shot you miss keeps ricocheting until it hits something — an enemy, or you. Dodge your own accumulating crossfire across 50 levels, or turn it on your friends in local versus for 2 to 4 players.

    2026Action4.79 USDSingle-playerSimilar games →