Single-player games like Maniacs
Below are 8 single-player Steam games similar to Maniacs, 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 Maniacs page.
Ranked picks
- 1

Hunter Moonstrike : Ai NPCs version
Single-player alternative to Maniacs — playable solo, no multiplayer required. Shares Action and Adventure with Maniacs.
Hunter Moonstrike is the first survival game integrated with artificial intelligence. In this game, all npc have their own unique story and you can see the story of the game from their point of view. Talk to any person, ask any question you like, they will answer and think they are alive
- 2

Scranny
Single-player alternative to Maniacs — playable solo, no multiplayer required. Shares Action and Adventure with Maniacs.
It's your first day as a PIZZA delivery boy and you get to deliver your first PIZZA at Scranny's house but when you arrive at the House they lock you up in a Prison Cell to later use you to achieve ultimate powers, Try your best to escape the House before Full Moon.
- 3

ShudderStep
Single-player alternative to Maniacs — playable solo, no multiplayer required. Shares Action and Adventure with Maniacs.
"ShudderStep" is a terrifying first-person horror game that will keep you on the edge of your seat. Step into the shoes of a survivor who must navigate a dark and foreboding world filled with unspeakable horrors. Can you survive the darkness and uncover the secrets that lie hidden within?
- 4

The Zombland: Enter at Your Peril
Single-player alternative to Maniacs — playable solo, no multiplayer required. Shares Action and Adventure with Maniacs.
In this chilling game of survival you're on a mission to find your friend Marcus in the scary world of zombies. Marcus went into Zombland but never returned. Will you be able to save the kidnapped or become another victim in the zombie horde's grip? Remember they can do anything to stop you ….
- 5

Evil is Back
Single-player alternative to Maniacs — playable solo, no multiplayer required. Shares Action and Adventure with Maniacs.
"Evil is Back" is a retelling of the movies "Evil Dead 1 and 2"... With everything a low budget short film should have. For fans of 80's trash horror movies.
- 6

Serious Sam: Siberian Mayhem
Single-player alternative to Maniacs — playable solo, no multiplayer required. Shares Action and Adventure with Maniacs.
Serious Sam: Siberian Mayhem is a new stand-alone expansion to the world of the classic FPS series. Join the fight against Notorious Mental on a journey through the wild lands of Russia, and find your way through this lost chapter of Sam Stone's adventures.
- 7

Demon Skin
Single-player alternative to Maniacs — playable solo, no multiplayer required. Shares Action and Adventure with Maniacs.
Brutal Hack&Slash game with a challenging combat system plunges you into the harsh dark fantasy world to test your will and your skills. Only those who dare to get into the Demon Skin can survive!
- 8

Bughouse
Single-player alternative to Maniacs — playable solo, no multiplayer required. Shares Action and Adventure with Maniacs.
Play as Christopher, a kid left home alone with a terrifying STALKER on the loose! Try and survive in this 80's, PS1 inspired, Home Invasion Survival Horror game - OR DIE TRYING!