IMHO.

Single-player games like Ichorous Moon

Below are 9 single-player Steam games similar to Ichorous Moon, 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 Ichorous Moon page.

Ranked picks

  1. 1
    Watercolor Hell — Steam game cover

    Watercolor Hell

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

    A rouge-lite wave survival bullet hell focused on customizing weapons. Evolve weapon specializations from base weapons each run. Level up to compliment your next build with more projectiles, speed, and starting weapons. Complete chapters to get permanent stacking damage and new weapons.

    2022ActionIndieRPGFreeSingle-playerSimilar games →
  2. 2
    Too Many Cooks — Steam game cover

    Too Many Cooks

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

    Fired and blackballed by Chef Hamsey, you are a chef looking to find your next position. Unfortunately, the employees of any restaurant you walk into want you dead! Fight off hordes of enemies while upgrading through a food-themed upgrade tree.

    2023ActionIndieRPG4.99 USDSingle-playerSimilar games →
  3. 3
    Gravepact — Steam game cover

    Gravepact

    Single-player alternative to Ichorous Moon — playable solo, no multiplayer required. Shares Action and RPG with Ichorous Moon.

    Gravepact is a survival roguelite where the goal is to destroy as many incoming enemies as possible, while collecting experience to spend on attacks, passive items and skills to build your character into a powerful conduit of destruction that lays waste to everything in your way.

    2027ActionRPGSingle-playerSimilar games →
  4. 4
    Ashen Swarm — Steam game cover

    Ashen Swarm

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

    Rise from the ashes and defeat the Judge before his sentence devours the last lands. Cut through a swarm of the condemned in a gothic bullet heaven roguelite, turning the seven deadly sins into weapons. Decide whom to save, doom, or betray. Do not let the verdict become the world's final word.

    2026ActionIndieRPGSingle-playerSimilar games →
  5. 5
    Void Martyrs — Steam game cover

    Void Martyrs

    Single-player alternative to Ichorous Moon — playable solo, no multiplayer required. Shares Action and RPG with Ichorous Moon.

    A grimdark survival horror about a nun in space. Scavenge amongst the drifting space-Basilica, balance your faith with survival, and craft the tools of your salvation.

    2027ActionAdventureRPGSingle-playerSimilar games →
  6. 6
    Lovecraft's Untold Stories — Steam game cover

    Lovecraft's Untold Stories

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

    Lovecraft’s Untold Stories is an action roguelite with RPG elements. Explore randomly generated levels based in Lovecraft's stories, fight cultists and all kinds of monsters from the Mythos, improve your gear, solve puzzles, and find clues and knowledge to defeat the Great Old Ones.

    2019ActionIndieAdventure14.99 USDDeck VerifiedSingle-playerSimilar games →
  7. 7
    Eldritch — Steam game cover

    Eldritch

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

    Eldritch is the original imsim roguelike: a first-person action game inspired by roguelikes, immersive sims, and H. P. Lovecraft.

    2013ActionIndieAdventure14.99 USDDeck VerifiedSingle-playerSimilar games →
  8. 8
    Hellpoint — Steam game cover

    Hellpoint

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

    Hellpoint is an intense action RPG taking place on Irid Novo, a derelict space station soaked in an intoxicating dark sci fi atmosphere. Fight dreadful creatures, face the Cosmic Gods and unravel their twisted story. Should the challenge be too great, play with a friend in local or online coop.

    2020ActionIndieAdventure6.99 USDDeck PlayableSingle-playerSimilar games →
  9. 9
    Reconnoitre — Steam game cover

    Reconnoitre

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

    Unending nightfall has swept across the forest, sending all the animals fleeing from monstrous shapes in the dark! Collect and use charms and glyphs of power to make your way through the forest, reconnect villages and help towns-critters as you work to solve the cause of the nightfall.

    2024IndieAdventure12.99 USDSingle-playerSimilar games →