IMHO.

Single-player games like NULL DUN

Below are 11 single-player Steam games similar to NULL DUN, 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 NULL DUN page.

Ranked picks

  1. 1
    Food Fight — Steam game cover

    Food Fight

    Single-player alternative to NULL DUN — playable solo, no multiplayer required. Shares Strategy and Indie with NULL DUN.

    Snack brawling autobattler roguelike: draft 200+ battling bites, pick from 14 classes, and fight down eight floors of a possessed kitchen. Shops, themed crates, relics, boss hazards, a debuff rank ladder · Linux + Windows Early Access.

    StrategyIndieCasualSingle-playerSimilar games →
  2. 2
    POKOR — Steam game cover

    POKOR

    Single-player alternative to NULL DUN — playable solo, no multiplayer required. Shares Strategy and Indie with NULL DUN.

    POKOR is a story-driven roguelike tactical turn-based card RPG. Players take on the role of Heart, commanding a deck of playing card soldiers to engage in turn-based battles against enemies as they venture deeper into a vast, pale, and ever-changing palace to uncover the truth and the true self.

    2026StrategyIndieSimulationSingle-playerSimilar games →
  3. 3
    Capesong — Steam game cover

    Capesong

    Single-player alternative to NULL DUN — playable solo, no multiplayer required. Shares Strategy with NULL DUN.

    A predictive strategy game for buildcrafters and matchup theorists. Create original superheroes and send them into simultaneous turn-based combat where the right read can be the difference between life and death.

    StrategySingle-playerSimilar games →
  4. 4
    Fallen Isekai — Steam game cover

    Fallen Isekai

    Single-player alternative to NULL DUN — playable solo, no multiplayer required. Shares Strategy with NULL DUN.

    Fallen Isekai is a three-lane tactical card roguelike. Play as Lin Mo, recruit heroes from five races, build your deck, command units across three lanes, conquer the tower, and find a way back to reality.

    StrategyRPGSingle-playerSimilar games →
  5. 5
    ON&OFF — Steam game cover

    ON&OFF

    Single-player alternative to NULL DUN — playable solo, no multiplayer required. Shares Strategy and Indie with NULL DUN.

    ON&OFF is a turn-based strategy game where you manipulate pieces on a grid to trigger explosive chain reactions. Toggle pieces ON to attack, defend, and heal. Read the enemy's telegraphed intents, unleash powerful skills, and master the board to survive!

    2026StrategyIndieFree To PlayFreeSingle-playerSimilar games →
  6. 6
    Bowerland — Steam game cover

    Bowerland

    Single-player alternative to NULL DUN — playable solo, no multiplayer required. Shares Strategy and Indie with NULL DUN.

    Welcome to Bowerland, the single-player euchre-inspired roguelite card battle adventure. Take on the Bower King's sinister henchmen as you collect tricks, deliver damage and defeat foes to restore peace in the lands.

    2026StrategyIndieCasualSingle-playerSimilar games →
  7. 7
    Meme Cards: Chaos Deck — Steam game cover

    Meme Cards: Chaos Deck

    Single-player alternative to NULL DUN — playable solo, no multiplayer required. Shares Strategy and Indie with NULL DUN.

    Meme Cards: Chaos Deck is a meme-fueled roguelike deckbuilder where traditional Chinese culture crashes into internet absurdity. Build wild decks from meme-powered cards, defeat bizarre enemies, climb a twisted pagoda, and uncover the secrets hidden beyond the mist across repeated runs.

    2026StrategyIndieCasual4.24 USDSingle-playerSimilar games →
  8. 8
    Blacktower — Steam game cover

    Blacktower

    Single-player alternative to NULL DUN — playable solo, no multiplayer required. Shares Strategy with NULL DUN.

    Blacktower is a roguelike mini-RPG loosely based on Blackjack. Recruit your party, gather your strength and push your luck to conquer the monstrous denizens of the tower.

    2026StrategyRPGSingle-playerSimilar games →
  9. 9
    Lofi Lagoon — Steam game cover

    Lofi Lagoon

    Single-player alternative to NULL DUN — playable solo, no multiplayer required. Shares Indie and Simulation with NULL DUN.

    Every tool for deep work in one app — pomodoro, to‑dos, calendar, habits, notes, subscription tracking, and a lightweight spreadsheet you'll actually use — wrapped in lo‑fi music and a living sea. Pop any tool onto a second monitor; export to CSV anytime. Buy once, no subscription, works offline.

    2026IndieSimulationCasual4.99 USDSingle-playerSimilar games →
  10. 10
    memu is space cat — Steam game cover

    memu is space cat

    Single-player alternative to NULL DUN — playable solo, no multiplayer required. Shares Indie and Simulation with NULL DUN.

    The space cat memu just drifts through dazzling sights and music. Every time, the music and the space are freshly generated — just space out and watch. 'Drift' mode: leave it on like a BGM. 'Journey' mode: tilt a star and roll memu around inside. Sink into the unknown — in a universe you like, in the mode you like. — Background for work.

    IndieSimulationCasualSingle-playerSimilar games →
  11. 11
    NEVER HAPPENED — Steam game cover

    NEVER HAPPENED

    Single-player alternative to NULL DUN — playable solo, no multiplayer required. Shares Indie and Simulation with NULL DUN.

    “If no one notices, it's art history.” — Now you haul masterpieces for a living. Rule one: never leave a scratch. But hands slip — and this company has a tradition. Paint over it. You have three minutes to hide the tear before the inspector arrives. Every painting is real. Compete with the world.

    2026IndieSimulationCasualSingle-playerSimilar games →