IMHO.

Free games like The Lost Abyss

Below are 8 free-to-play Steam games similar to The Lost Abyss, 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 The Lost Abyss page.

Ranked picks

  1. 1
    Grimm's Hollow — Steam game cover

    Grimm's Hollow

    Free-to-play alternative to The Lost Abyss — no purchase or trial window. Shares Indie and RPG with The Lost Abyss.

    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
    Eternal Senia — Steam game cover

    Eternal Senia

    Free-to-play alternative to The Lost Abyss — no purchase or trial window. Shares Indie and RPG with The Lost Abyss.

    Thoughts and expectations ARPG

    2015ActionIndieRPGFreeDeck PlayableFree to playSimilar games →
  3. 3
    Tails Noir: Prologue — Steam game cover

    Tails Noir: Prologue

    Free-to-play alternative to The Lost Abyss — no purchase or trial window. Shares Indie and RPG with The Lost Abyss.

    Tails Noir: Prologue is the first act of a post-noir narrative adventure. Become raccoon private eye Howard Lotor and explore dystopian Vancouver inhabited by animals as you uncover a deeply personal story of change and transformation.

    2019IndieAdventureRPGFreeDeck PlayableFree to playSimilar games →
  4. 4
    Saihate Station — Steam game cover

    Saihate Station

    Free-to-play alternative to The Lost Abyss — no purchase or trial window. Shares Indie and RPG with The Lost Abyss.

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

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

    Aircar

    Free-to-play alternative to The Lost Abyss — no purchase or trial window. Shares Indie with The Lost Abyss.

    A simple immersive flying game built for VR. Pilot an aircar through a futuristic cityscape.

    2019IndieFree To PlayCasualFreeFree to playSimilar games →
  6. 6
    Mitoza — Steam game cover

    Mitoza

    Free-to-play alternative to The Lost Abyss — no purchase or trial window. Shares Indie with The Lost Abyss.

    It's not a game, it's a toy. Explore all cycles and prepare yourself to accept the inevitable effects of Mitoza.

    2021IndieAdventureFreeDeck PlayableFree to playSimilar games →
  7. 7
    The Riftbreaker: Prologue — Steam game cover

    The Riftbreaker: Prologue

    Free-to-play alternative to The Lost Abyss — no purchase or trial window. Shares Indie with The Lost Abyss.

    The Riftbreaker: Prologue allows you to experience the events taking place before the story campaign of the main game. Explore an entirely new world. Gather resources. Build up a base. Defend yourself from thousands of alien creatures.

    2020ActionStrategyIndieFreeDeck PlayableFree to playSimilar games →
  8. 8
    Hello Charlotte EP2: Requiem Aeternam Deo — Steam game cover

    Hello Charlotte EP2: Requiem Aeternam Deo

    Free-to-play alternative to The Lost Abyss — no purchase or trial window. Shares Indie and RPG with The Lost Abyss.

    A eulogy for happiness, and a lament for connection that never was.

    2016IndieAdventureRPGFreeFree to playSimilar games →