Single-player games like Erosion
Below are 9 single-player Steam games similar to Erosion, 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 Erosion page.
Ranked picks
- 1

Harmony Havoc
Single-player alternative to Erosion — playable solo, no multiplayer required. Shares Action with Erosion.
A roguelike shooter where you create music to power up your battles and experience what it's like to be part of a heavy metal band.
- 2

Inearth
Single-player alternative to Erosion — playable solo, no multiplayer required.
A tactical turn-based roguelite with environmental interactions, spellcrafting, and deckbuilding. Descend into the Hollow Earth. As above, so below.
- 3

Ritualist
Single-player alternative to Erosion — playable solo, no multiplayer required. Shares Action with Erosion.
Ritualist is a dynamic isometric action-roguelike set in a unique dark fantasy world. Choose your weapons, master combat style, and face death as you uncover ancient rituals to seal away the Primordial Ones. Will you survive the descent, or will the Abyss claim you?
- 4

Knights of the Rogue Dungeon
Single-player alternative to Erosion — playable solo, no multiplayer required. Shares Action and Adventure with Erosion.
Cleanse the Rogue Dungeon of three Demon Knights as you battle through the depths in this addicting rogue-like dungeon hopper from the creators of Mutant Mudds™ and Xeodrifter™.
- 5

Ammossum
Single-player alternative to Erosion — playable solo, no multiplayer required. Shares Action with Erosion.
Build an endlessly upgradable weapon! Evolve projectiles into unstoppable firepower in this action roguelike. Fight through hordes of infected beasts, hunt down the source of the plague, and feel the thrill of bloody shootouts filled with bullets, explosions, and acid. Can you survive the madness?
- 6

Nothing Lost
Single-player alternative to Erosion — playable solo, no multiplayer required. Shares Action and Adventure with Erosion.
Nothing Lost is a generational action-roguelike where every death strengthens your next hero. Battle through ever-shifting dungeons, absorb the powers of your fallen heroes, and combine their abilities to conquer the Tower of Souls.
- 7

Backrooms: Liminal Tether
Single-player alternative to Erosion — playable solo, no multiplayer required. Shares Adventure with Erosion.
Explore the seemingly endless shifting expanse of the Backrooms in this isometric pixel-style liminal horror game. Discover and research anomalies, and upgrade your tether to delve deeper into the unknown.
- 8

Pedro and Sofia's Nuclear Winter
Single-player alternative to Erosion — playable solo, no multiplayer required. Shares Action and Adventure with Erosion.
A fantasy adventure across a nuclear-torn America! Play as Pedro and Sofia and set out on a quest in this open-world, 3D/2D role-playing game!
- 9

The Last Case of Benedict Fox Definitive Edition
Single-player alternative to Erosion — playable solo, no multiplayer required. Shares Action and Adventure with Erosion.
Take on the last case of Benedict Fox and dive into a twisted world of secret organizations, forbidden rituals, and cold-blooded murders. Explore the memories of deceased victims as you search for clues and fight demons in this fantastical Lovecraftian Metroidvania.