Single-player games like The Haunting of Billy
Below are 12 single-player Steam games similar to The Haunting of Billy, 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 The Haunting of Billy page.
Ranked picks
- 1
Helicopter Flight Simulator
Single-player alternative to The Haunting of Billy — playable solo, no multiplayer required. Shares Indie with The Haunting of Billy.
Control helicopters and become a part of a true rescue team! Rescue and evacuate people, fight the fires, and complete other dangerous missions. That's your chance not only to become a rescuer but also master piloting skills. Be ready for takeoff!
- 2
Stray
Single-player alternative to The Haunting of Billy — playable solo, no multiplayer required. Shares Indie with The Haunting of Billy.
Lost, alone and separated from family, a stray cat must untangle an ancient mystery to escape a long-forgotten cybercity and find their way home.
- 3
Space Launch Engineer
Single-player alternative to The Haunting of Billy — playable solo, no multiplayer required. Shares Indie with The Haunting of Billy.
The year is 2023, and you are a head of private space launch company. You are driven by the only ambition: to reach the stars. Build rockets from wide variety of components, improve them, study new technologies to forge more and more powerful spacecraft.
- 4
Hoo-Boy
Single-player alternative to The Haunting of Billy — playable solo, no multiplayer required. Shares Indie with The Haunting of Billy.
HOO-BOY! A platformer game about the adventures of a candy boy hailing from Candy-Land.
- 5
Apotheon
Single-player alternative to The Haunting of Billy — playable solo, no multiplayer required. Shares Indie with The Haunting of Billy.
Apotheon is a heroic action game set within the vibrant world of Ancient Greek Mythology. Ascend Mount Olympus, wrestle the divine powers from the Pantheon of Gods, and save mankind.
- 6
>observer_
Single-player alternative to The Haunting of Billy — playable solo, no multiplayer required. Shares Indie with The Haunting of Billy.
The original first‑person cyberpunk horror detective tale set in a decaying, neon‑scarred future. As an Observer who invades minds to hunt for clues, you will sift through corrupted memories to track down a mysterious killer and confront your own dark past.
- 7
Galactic Lords
Single-player alternative to The Haunting of Billy — playable solo, no multiplayer required. Shares Indie with The Haunting of Billy.
Experimental indie strategy game. Lead the group of Galactic Lords through 7 levels to discover the origin of a world-wide menace!
- 8
The Last Tinker™: City of Colors
Single-player alternative to The Haunting of Billy — playable solo, no multiplayer required. Shares Indie with The Haunting of Billy.
The Last Tinker is a joyous action adventure and definitely no platformer, as there is no jump button. Koru, a boy from the slums of Colortown, must rise and stand against the Bleakness, a dark force intent on wiping out joy. Koru must use color and emotion to restore life to Colortown!
- 9
Darkwater
Single-player alternative to The Haunting of Billy — playable solo, no multiplayer required. Shares Indie with The Haunting of Billy.
Darkwater is a cooperative extraction horror game for 1-4 players. Command a submarine trapped under the ice of an alien planet. Battle enemy vessels and deep sea abominations as you hunt for resources. Do what it takes to survive.
- 10
Fire & Maneuver
Single-player alternative to The Haunting of Billy — playable solo, no multiplayer required. Shares Indie with The Haunting of Billy.
The Armchair Historian brings you a new turn-based strategy game set in the Victorian Era. As muskets become rifles and infantry is confronted by modernizing artillery, it is imperative to adapt to a rapidly changing battlefield. This is a new age, not of courage and chivalry, but of Blood and Iron.
- 11
The Haunting of Billy Classic
Single-player alternative to The Haunting of Billy — playable solo, no multiplayer required. Shares Indie with The Haunting of Billy.
It’s Halloween night and your girlfriend is missing! Play as Billy, fighting through the randomly generated halls of an old, haunted mansion. Fight zombies, ghosts, goblins, and more with over 120 unique weapons and more than 610,000 costume combinations!
- 12
Ms. Squeaker's Home for the Sick
Single-player alternative to The Haunting of Billy — playable solo, no multiplayer required. Shares Indie with The Haunting of Billy.
Civil war has arrived in Uthania. The Ms. Squeaker's Home for the Sick children's hospital has been converted overnight by the S.R.M government to accommodate the flood of wounded and dying civilians. You will do your best to process the patients of war or risk termination from this position.