IMHO.

Single-player games like INFERNIUM

Below are 18 single-player Steam games similar to INFERNIUM, 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 INFERNIUM page.

Ranked picks

  1. 1
    DreadFall — Steam game cover

    DreadFall

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

    Embark on a chilling odyssey in Dreadfall, a horror platformer where you descend into your own nightmare. Fight monsters, solve puzzles, and upgrade your abilities as you journey through a haunting dream world.

    2023ActionIndie19.99 USDSingle-playerSimilar games →
  2. 2
    Addled Clicker — Steam game cover

    Addled Clicker

    Single-player alternative to INFERNIUM — playable solo, no multiplayer required. Shares Indie and Adventure with INFERNIUM.

    Addled Clicker is an idle-clicker game that takes place in the dark and twisted facility of "Chamber 49" -- ran by a mysterious figure called "The Director". Appease the Director's wishes by increasing the button count while surviving what creeps out from the darkness.

    2024IndieAdventureSimulationSingle-playerSimilar games →
  3. 3
    County Hospital 2 — Steam game cover

    County Hospital 2

    Single-player alternative to INFERNIUM — playable solo, no multiplayer required. Shares Indie and Adventure with INFERNIUM.

    Paranormal Horror! Using just a handycam go inside a very dark abandoned hospital, the nightvision will help you to see, explore the place and face all kinds of brutal entities in a creepy inmersive enviroment *Mission: Find a fuse to return the power and then destroy the place by setting it on fire

    2022ActionStrategyIndieFreeSingle-playerSimilar games →
  4. 4
    In Hope Voiden — Steam game cover

    In Hope Voiden

    Single-player alternative to INFERNIUM — playable solo, no multiplayer required. Shares Indie and Adventure with INFERNIUM.

    A forbidden warzone. Twelve soldiers. One life each. In this first person survival horror, death is permanent and the world remembers. Explore a surreal, trench-ridden hellscape where every action matters - and every death uncovers a new piece of a haunting mystery.

    ActionIndieAdventureSingle-playerSimilar games →
  5. 5
    Skeletons — Steam game cover

    Skeletons

    Single-player alternative to INFERNIUM — playable solo, no multiplayer required. Shares Indie and Adventure with INFERNIUM.

    Regurgitated into a cursed, dying world – endure peril and contend against fleeting time to fulfil your ordered purpose, in this gruelling first-person exploration game.

    2022ActionIndieAdventure4.99 USDSingle-playerSimilar games →
  6. 6
    THE DARK DWELLERS — Steam game cover

    THE DARK DWELLERS

    Single-player alternative to INFERNIUM — playable solo, no multiplayer required. Shares Indie and Adventure with INFERNIUM.

    In this dank pit of rot and undeath, take control of The Mortali, the newest member of ragtag-group THE DARK DWELLERS. Fight and crawl your way through this subterranean land, collect unique weapons, learn devastating Blood Magic spells and attempt to end The Maddening Curse.

    2022ActionIndieAdventure2.99 USDSingle-playerSimilar games →
  7. 7
    Labyrinth : Dracula's lair — Steam game cover

    Labyrinth : Dracula's lair

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

    Trapped in Dracula’s labyrinth, hunted by monsters, armed only with relics — explore, survive, and uncover the path to eternal life, where beyond the fog lie secrets never meant to be found.

    2025Indie7.99 USDSingle-playerSimilar games →
  8. 8
    The Fold: Ingression — Steam game cover

    The Fold: Ingression

    Single-player alternative to INFERNIUM — playable solo, no multiplayer required. Shares Indie and Adventure with INFERNIUM.

    The Fold: Ingression is a thriller adventure with Lovecraftian horror elements set on the Telemark coast of Norway. You are a young temp exterminator at the ancient Eikherad stave church; tread carefully and stay vigilant as you unearth the dark secrets of this place and face unexpected horrors.

    ActionIndieAdventureSingle-playerSimilar games →
  9. 9
    MIND: Path to Thalamus Enhanced Edition — Steam game cover

    MIND: Path to Thalamus Enhanced Edition

    Single-player alternative to INFERNIUM — playable solo, no multiplayer required. Shares Indie and Adventure with INFERNIUM.

    MIND: Path to Thalamus is a First Person Puzzler that throws you into a fantastic and surreal environment. You will bend the natural elements to your will in order to progress in this emotive, mindbending tale. Now also in Virtual Reality!

    2014StrategyIndieAdventure14.99 USDDeck VerifiedSingle-playerSimilar games →
  10. 10
    The Talos Principle — Steam game cover

    The Talos Principle

    Single-player alternative to INFERNIUM — playable solo, no multiplayer required. Shares Indie and Adventure with INFERNIUM.

    The Talos Principle is a first-person puzzle game in the tradition of philosophical science fiction. Made by Croteam and written by Tom Jubert (FTL, The Swapper) and Jonas Kyratzes (The Sea Will Claim Everything).

    2014ActionIndieAdventure29.99 USDDeck PlayableSingle-playerSimilar games →
  11. 11
    The Witness — Steam game cover

    The Witness

    Single-player alternative to INFERNIUM — playable solo, no multiplayer required. Shares Indie and Adventure with INFERNIUM.

    You wake up, alone, on a strange island full of puzzles that will challenge and surprise you.

    2016IndieAdventure39.99 USDDeck PlayableSingle-playerSimilar games →
  12. 12
    Metroidvania Maker — Steam game cover

    Metroidvania Maker

    Single-player alternative to INFERNIUM — playable solo, no multiplayer required. Shares Indie and Adventure with INFERNIUM.

    Create, play, and share custom Metroidvania worlds with a built-in world editor, co-op play, and player-made adventures.

    ActionIndieAdventureSingle-playerSimilar games →
  13. 13
    DARK SOULS™: REMASTERED — Steam game cover

    DARK SOULS™: REMASTERED

    Single-player alternative to INFERNIUM — playable solo, no multiplayer required.

    Then, there was fire. Re-experience the critically acclaimed, genre-defining game that started it all. Beautifully remastered, return to Lordran in stunning high-definition detail running at 60fps.

    2018Action39.99 USDDeck PlayableSingle-playerSimilar games →
  14. 14
    Myst — Steam game cover

    Myst

    Single-player alternative to INFERNIUM — playable solo, no multiplayer required. Shares Indie and Adventure with INFERNIUM.

    Welcome to Myst: a starkly beautiful island, eerily tinged with mystery and shrouded in intrigue. Built from the ground up to play in 2D & VR, explore Myst in a whole new dimension! Journey to the Ages, unravel puzzles, and be a part of the surrealistic adventure that will become your own.

    2021IndieAdventureCasual34.99 USDDeck VerifiedSingle-playerSimilar games →
  15. 15
    PAC-MAN WORLD Re-PAC — Steam game cover

    PAC-MAN WORLD Re-PAC

    Single-player alternative to INFERNIUM — playable solo, no multiplayer required. Shares Adventure with INFERNIUM.

    PAC-MAN arrives home on his birthday to find the Ghosts have kidnapped PAC-MAN’s family and ruined his party! Off to the rescue, PAC-MAN sets out to Ghost Island!

    2022ActionAdventureCasual29.99 USDDeck VerifiedSingle-playerSimilar games →
  16. 16
    Evil Nun: The Broken Mask — Steam game cover

    Evil Nun: The Broken Mask

    Single-player alternative to INFERNIUM — playable solo, no multiplayer required. Shares Indie and Adventure with INFERNIUM.

    Enter Evil Nun's nightmare. Trapped in a cursed school, escape from Sister Madeline. She's cunning, searching every corner, luring and talking to you depending on your actions. Solve puzzles, craft items, and uncover the mystery in this horror game with different escape routes.

    2023ActionIndieAdventure19.99 USDDeck PlayableSingle-playerSimilar games →
  17. 17
    HORROR TALES: The Wine — Steam game cover

    HORROR TALES: The Wine

    Single-player alternative to INFERNIUM — playable solo, no multiplayer required. Shares Indie and Adventure with INFERNIUM.

    Explore a post-pandemic fictional Mediterranean island and confront your fears! Immerse yourself in a seemingly abandoned city and struggle to find a precious Banydebosc red wine bottle to cure your loved ones. But be aware; your Nemesis is hunting you. Indie Jumpscares included! :D

    2021ActionIndieAdventure11.99 USDSingle-playerSimilar games →
  18. 18
    Koral — Steam game cover

    Koral

    Single-player alternative to INFERNIUM — playable solo, no multiplayer required. Shares Indie and Adventure with INFERNIUM.

    Koral, a love letter to the ocean. Dive into the beautiful underwater world as a sea current. Solve puzzles to bring back to life coral reefs and spread the beauty of the oceans in different sea ecosystems.

    2019IndieAdventureSimulation14.99 USDSingle-playerSimilar games →