IMHO.

Free games like Sin Slayers: Reign of The 8th

Below are 8 free-to-play Steam games similar to Sin Slayers: Reign of The 8th, ranked by player overlap and content similarity. No purchase or Steam login required to view the list. Every pick is a full free-to-play title — not a demo, trial, or time-limited giveaway. imho.run's catalogue refreshes daily, so newly free or newly popular titles surface here without manual editing.

Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Sin Slayers: Reign of The 8th page.

Ranked picks

  1. 1
    Grimm's Hollow — Steam game cover

    Grimm's Hollow

    Free-to-play alternative to Sin Slayers: Reign of The 8th — no purchase or trial window. Shares Indie and Adventure with Sin Slayers: Reign of The 8th.

    A spooky, freeware RPG where you search the afterlife for your brother. Reap ghosts with your scythe, explore haunted caves, and eat ghostly treats on your journey through death.

    2019IndieAdventureRPGFreeDeck PlayableFree to playSimilar games →
  2. 2
    Paper Lily - Chapter 1 — Steam game cover

    Paper Lily - Chapter 1

    Free-to-play alternative to Sin Slayers: Reign of The 8th — no purchase or trial window. Shares Indie and Adventure with Sin Slayers: Reign of The 8th.

    Paper Lily is an RPG horror game in which you can solve puzzles in different ways. Explore a hidden world, meet strange characters, and guide Lacie as she attempts to find answers about her unusual condition.

    2024IndieAdventureRPGFreeDeck VerifiedFree to playSimilar games →
  3. 3
    Project Kat - Paper Lily Prologue — Steam game cover

    Project Kat - Paper Lily Prologue

    Free-to-play alternative to Sin Slayers: Reign of The 8th — no purchase or trial window. Shares Indie and Adventure with Sin Slayers: Reign of The 8th.

    Project Kat is a short, unconventional RPG horror game in which there is always another way. Solve puzzles, make friends (or not), and guide Kat as she attempts to uncover the mystery behind a strange golden letter.

    2021IndieAdventureRPGFreeDeck VerifiedFree to playSimilar games →
  4. 4
    Saihate Station — Steam game cover

    Saihate Station

    Free-to-play alternative to Sin Slayers: Reign of The 8th — no purchase or trial window. Shares Indie and Adventure with Sin Slayers: Reign of The 8th.

    An exploration/horror/adventure game about the codependent, love-hate relationship between two men.

    2025IndieAdventureRPGFreeDeck PlayableFree to playSimilar games →
  5. 5
    Moonring — Steam game cover

    Moonring

    Free-to-play alternative to Sin Slayers: Reign of The 8th — no purchase or trial window. Shares RPG with Sin Slayers: Reign of The 8th.

    A dark-fantasy, turn-based, retro-fusion of classic turn-based RPGs and roguelikes, all presented with a unique neon aesthetic.

    2023RPGFreeDeck VerifiedFree to playSimilar games →
  6. 6
    Lily's Well — Steam game cover

    Lily's Well

    Free-to-play alternative to Sin Slayers: Reign of The 8th — no purchase or trial window. Shares Indie and Adventure with Sin Slayers: Reign of The 8th.

    It is a rainy night in the Spring of 2005. Lily is left home alone after her Papa put her to bed. She is awoken by a cry for help outside her window. It is coming from the well. Help Lily gather rope to go down the well and save the poor soul trapped down there.

    2022IndieAdventureFree To PlayFreeDeck VerifiedFree to playSimilar games →
  7. 7
    Die in the Dungeon: Origins — Steam game cover

    Die in the Dungeon: Origins

    Free-to-play alternative to Sin Slayers: Reign of The 8th — no purchase or trial window. Shares Strategy and Indie with Sin Slayers: Reign of The 8th.

    Fight your way through a mysterious dungeon in this deck-building, turn-based roguelike game where you don't use cards, but DICE! Deal with enemies by combining dice on your board, boost their effects with magical relics, and discover the story behind Die in the Dungeon!

    2023StrategyIndieRPGFreeDeck VerifiedFree to playSimilar games →
  8. 8
    Epic Battle Fantasy 3 — Steam game cover

    Epic Battle Fantasy 3

    Free-to-play alternative to Sin Slayers: Reign of The 8th — no purchase or trial window. Shares Indie and Adventure with Sin Slayers: Reign of The 8th.

    Epic Battle Fantasy 3 is a silly turn-based JRPG, full of useless NPCs, rabid cats, childish humor, unreasonably large weapons, anime boobs, and other nonsense. And it's totally free!

    2016IndieAdventureRPGFreeDeck PlayableFree to playSimilar games →