IMHO.

Single-player games like Once upon a Dungeon - Infinity

Below are 9 single-player Steam games similar to Once upon a Dungeon - Infinity, 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 Once upon a Dungeon - Infinity page.

Ranked picks

  1. 1
    Once upon a Dungeon II — Steam game cover

    Once upon a Dungeon II

    Single-player alternative to Once upon a Dungeon - Infinity — playable solo, no multiplayer required. Shares RPG with Once upon a Dungeon - Infinity.

    Explore an open world, descend into dark dungeons, defeat challenging creatures and collect unique loot in this hardcore traditional roguelike game.

    2024ActionIndieRPG11.99 USDSingle-playerSimilar games →
  2. 2
    Path of Achra — Steam game cover

    Path of Achra

    Single-player alternative to Once upon a Dungeon - Infinity — playable solo, no multiplayer required. Shares RPG with Once upon a Dungeon - Infinity.

    Path of Achra is a dark fantasy roguelike of the ancient earth, with a focus on streamlined controls and rapid hero customization. A "broken build sandbox." Fight through the deadly lands of Achra to reach the horrors of the Obelisk, and discover what lies beyond...

    2024RPG9.99 USDDeck PlayableSingle-playerSimilar games →
  3. 3
    Dungeons of Dredmor — Steam game cover

    Dungeons of Dredmor

    Single-player alternative to Once upon a Dungeon - Infinity — playable solo, no multiplayer required. Shares RPG with Once upon a Dungeon - Infinity.

    Test your luck and cunning in this exciting RPG as you craft, cast, and pillage your way through Lord Dredmor's Dungeons.

    2011IndieRPGCasual7.99 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    Soulash — Steam game cover

    Soulash

    Single-player alternative to Once upon a Dungeon - Infinity — playable solo, no multiplayer required. Shares RPG with Once upon a Dungeon - Infinity.

    Eat the villagers, murder bunnies, milk cows, or exterminate gods! Soulash is a traditional, turn-based roguelike where your goal is to consume the souls of the living, conquer the vast fantasy world and decide its fate.

    2022IndieRPG14.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Dark Bestiary — Steam game cover

    Dark Bestiary

    Single-player alternative to Once upon a Dungeon - Infinity — playable solo, no multiplayer required. Shares RPG with Once upon a Dungeon - Infinity.

    Dark Bestiary is a turn-based tactic game with RPG elements. The very core of the game consists of continuous and exciting battles with monsters rather than a deep story. So, you will have to explore a rich combat system and discover your character’s possibilities.

    2020IndieRPG8.99 USDDeck VerifiedSingle-playerSimilar games →
  6. 6
    Darkest Dungeon® — Steam game cover

    Darkest Dungeon®

    Single-player alternative to Once upon a Dungeon - Infinity — playable solo, no multiplayer required. Shares RPG with Once upon a Dungeon - Infinity.

    Darkest Dungeon is a challenging gothic roguelike turn-based RPG about the psychological stresses of adventuring. Recruit, train, and lead a team of flawed heroes against unimaginable horrors, stress, disease, and the ever-encroaching dark. Can you keep your heroes together when all hope is lost?

    2016StrategyIndieRPG24.99 USDDeck VerifiedSingle-playerSimilar games →
  7. 7
    Shattered Pixel Dungeon — Steam game cover

    Shattered Pixel Dungeon

    Single-player alternative to Once upon a Dungeon - Infinity — playable solo, no multiplayer required. Shares RPG with Once upon a Dungeon - Infinity.

    Shattered Pixel Dungeon is a traditional roguelike dungeon crawler that's simple to start but hard to master! Every game is a unique challenge, with six different heroes, randomized levels and enemies, and hundreds of items to collect and use.

    2022IndieAdventureRPG9.99 USDDeck VerifiedSingle-playerSimilar games →
  8. 8
    Labyrinth of Touhou Tri -The Dreaming Girls & The Mysterious Orbs- — Steam game cover

    Labyrinth of Touhou Tri -The Dreaming Girls & The Mysterious Orbs-

    Single-player alternative to Once upon a Dungeon - Infinity — playable solo, no multiplayer required. Shares RPG with Once upon a Dungeon - Infinity.

    The girls of Gensokyo weave together a DRPG with not-so-easy boss fights! Form a party of 12 allies out of a pool of 40+, and create with 1000+ skills to choose from! Hack, slash, and grow stronger, then make builds (or counter-builds!) to take down powerful bosses awaiting you in the dungeons!

    2026IndieAdventureRPG19.99 USDSingle-playerSimilar games →
  9. 9
    Once upon a Dungeon — Steam game cover

    Once upon a Dungeon

    Single-player alternative to Once upon a Dungeon - Infinity — playable solo, no multiplayer required. Shares RPG with Once upon a Dungeon - Infinity.

    Explore dark dungeons, defeat challenging creatures and collect unique loot in this hardcore traditional roguelike game.

    2018IndieRPG4.99 USDSingle-playerSimilar games →