IMHO.

Single-player games like Security: The Horrible Nights

Below are 13 single-player Steam games similar to Security: The Horrible Nights, 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 Security: The Horrible Nights page.

Ranked picks

  1. 1
    Pure Soul: The Journey of the Witch Emily — Steam game cover

    Pure Soul: The Journey of the Witch Emily

    Single-player alternative to Security: The Horrible Nights — playable solo, no multiplayer required. Shares Action and Indie with Security: The Horrible Nights.

    Join Emily in an epic adventure. As a young witch, you must explore a world of fantasy filled with mysteries and challenges. Transform into a witch or magic cat to defeat monsters and uncover the truth about your mother and magical heritage.

    2020ActionIndieAdventure1.99 USDSingle-playerSimilar games →
  2. 2
    Dark Moon Motel — Steam game cover

    Dark Moon Motel

    Single-player alternative to Security: The Horrible Nights — playable solo, no multiplayer required. Shares Action and Adventure with Security: The Horrible Nights.

    Dark Moon Motel is a horror comedy game set in a run-down motel in the middle of nowhere, where the guest are a little bit monstrous. Gather clues, solve puzzles, avoid monsters, take out the trash, and try not to die while doing it.

    2022ActionAdventureSimulation4.99 USDSingle-playerSimilar games →
  3. 3
    NightSpawn — Steam game cover

    NightSpawn

    Single-player alternative to Security: The Horrible Nights — playable solo, no multiplayer required. Shares Action and Indie with Security: The Horrible Nights.

    NightSpawn is a FREE to PLAY multiplayer horror game where investigators explore cursed locations, complete objectives, and escape supernatural monsters. Play co-op with friends or control the monster in asymmetric multiplayer modes including intense 4v1 hunts and competitive team-based matches.

    2023ActionIndieAdventureDeck PlayableSingle-playerSimilar games →
  4. 4
    Cursed Deal — Steam game cover

    Cursed Deal

    Single-player alternative to Security: The Horrible Nights — playable solo, no multiplayer required. Shares Action and Indie with Security: The Horrible Nights.

    Forget all those other cooperative horror games. You never know who's going to win in this 4v1 game where teams and roles can change. The hunter can be the prey, and the prey can be the hunter. Complete the ritual and become a vampire or die as prey to cursed creatures.

    2026ActionIndie7.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Drealegy — Steam game cover

    Drealegy

    Single-player alternative to Security: The Horrible Nights — playable solo, no multiplayer required. Shares Action and Indie with Security: The Horrible Nights.

    Hack and slash demons in the dream world to gain energy and talk to people IRL! Capture hearts smooth talking! Make your Rock band! Explore Rougvania Castle with a mindblowing mix perspective while harvesting energy to become a Rock Star!

    2025ActionIndieAdventure0.99 USDSingle-playerSimilar games →
  6. 6
    HERADÔNIA Director's cut — Steam game cover

    HERADÔNIA Director's cut

    Single-player alternative to Security: The Horrible Nights — playable solo, no multiplayer required. Shares Action and Indie with Security: The Horrible Nights.

    REPENTANCE IS THE ONLY WAY TO OVERCOME THE EVILS OF YOUR CORRUPT HEART, THOSE YOU TRIED TO BURY.

    2022ActionIndieAdventure1.99 USDSingle-playerSimilar games →
  7. 7
    Frequency of Fear : Chapter 1 — Steam game cover

    Frequency of Fear : Chapter 1

    Single-player alternative to Security: The Horrible Nights — playable solo, no multiplayer required. Shares Indie and Adventure with Security: The Horrible Nights.

    Play as Maya, an aspiring urban explorer, and unravel the truth behind every rumor and myth that haunts every dark corner. Traverse the shadows, survive the horrors, and keep your sanity intact as you uncover the secrets buried within.

    IndieAdventureSingle-playerSimilar games →
  8. 8
    Clown House: Lunacy — Steam game cover

    Clown House: Lunacy

    Single-player alternative to Security: The Horrible Nights — playable solo, no multiplayer required. Shares Action and Indie with Security: The Horrible Nights.

    A narrative horror experience where violence is a trap. Unravel the secrets of a derelict mansion and its uncanny clown residents. Solve puzzles. Observe the clowns, deduct their needs and what angers them to survive. And never harm the residents of the Clown House. It has eyes.

    ActionIndieAdventureSingle-playerSimilar games →
  9. 9
    The ER: Patient Typhon — Steam game cover

    The ER: Patient Typhon

    Single-player alternative to Security: The Horrible Nights — playable solo, no multiplayer required. Shares Action and Indie with Security: The Horrible Nights.

    The ER: Patient Typhon is an atmosphere and exploration horror game where you are a young woman who has lost her arms. You have to use your wits, hide and run to survive this tale of deadly monsters and disturbing, environmental puzzles.

    2021ActionIndieAdventure2.39 USDSingle-playerSimilar games →
  10. 10
    Zombies Ate My Neighbors and Ghoul Patrol — Steam game cover

    Zombies Ate My Neighbors and Ghoul Patrol

    Single-player alternative to Security: The Horrible Nights — playable solo, no multiplayer required. Shares Action and Adventure with Security: The Horrible Nights.

    Enjoy 16-bit console gaming with the cult classic Zombies Ate My Neighbors and its sequel, Ghoul Patrol!

    2021ActionAdventure14.99 USDSingle-playerSimilar games →
  11. 11
    Anglerfish — Steam game cover

    Anglerfish

    Single-player alternative to Security: The Horrible Nights — playable solo, no multiplayer required. Shares Action and Indie with Security: The Horrible Nights.

    The game only saves when you die. Every time you die, something changes. Every change is based on where and how you died. Go on an epic adventure only equipped with your trusted shotgun, your wit and your strong stomach for disturbing exploration. Can you survive a night at the bar, Anglerfish?

    2022ActionIndieAdventure9.99 USDDeck PlayableSingle-playerSimilar games →
  12. 12
    Help! I am REALLY horny! — Steam game cover

    Help! I am REALLY horny!

    Single-player alternative to Security: The Horrible Nights — playable solo, no multiplayer required. Shares Indie and Adventure with Security: The Horrible Nights.

    Help! I am REALLY horny! is a highly interactive adventure dating game where you color the tale along the way in unforeseeable ways through your choices and your dick slapping and tit swinging inputs.

    2020IndieAdventureSimulation0.99 USDSingle-playerSimilar games →
  13. 13
    Unsound Love — Steam game cover

    Unsound Love

    Single-player alternative to Security: The Horrible Nights — playable solo, no multiplayer required. Shares Indie and Adventure with Security: The Horrible Nights.

    An open-world horror escape room where nothing is explained. You are born into a new world through the backseat of a wrecked car. Trapped in a time loop. Understand it — or stay trapped forever.

    2027IndieAdventureSingle-playerSimilar games →