Single-player games like Silly Billy
Below are 10 single-player Steam games similar to Silly 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 Silly Billy page.
Ranked picks
- 1
Backrooms Cycle
Single-player alternative to Silly Billy — playable solo, no multiplayer required. Shares Action and Indie with Silly Billy.
Backrooms Cycle is an immersive exploration RPG/FPS horror set in the backrooms. You will explore and scavenge, build up your arsenal and gain powerful perks. Decide if you want to rescue fellow scientists, build an outpost in the poolrooms or just care about yourself.
- 2
Evil Of Fate
Single-player alternative to Silly Billy — playable solo, no multiplayer required. Shares Action and Indie with Silly Billy.
Welcome to Rotterwood Town. No one leaves this place. There is only one goal in this cursed village: complete the ritual and send the witch back to hell. Tarot cards, needle-pierced dolls, hidden ciphers. Team up with up to four players, unravel the mystery — but never let the witch catch you.
- 3
Spider Inferno
Single-player alternative to Silly Billy — playable solo, no multiplayer required. Shares Action and Adventure with Silly Billy.
SPIDER INFERNO is a single player horror third person shooter game. You have to save the world from the professor and the spiders. In 8 missions + 2 bonus levels you have to prove your skills and win. Don't disappoint us. That's why we make you the savior of humanity!
- 4
Bob's Mansion
Single-player alternative to Silly Billy — playable solo, no multiplayer required. Shares Action and Indie with Silly Billy.
Bob's Mansion is a First-Person, Survival Horror, Adventure game where you use your skills to Run, Hide, Fight and Survive the darkness within your family home.
- 5
Lazarus Darkness
Single-player alternative to Silly Billy — playable solo, no multiplayer required. Shares Action and Indie with Silly Billy.
Lazarus Darkness is a first-person horror that puts the player in the shoes of Angelo Mendes, who, hindered by a plane crash, must leave an island full of demons to attend his own son's funeral. The game features various enemies and puzzles throughout an electrifying journey to escape from the demon
- 6
HARBINGER - Legacy Edition
Single-player alternative to Silly Billy — playable solo, no multiplayer required. Shares Action and Indie with Silly Billy.
HARBINGER is a nightmarish action-horror adventure through the ruins of a north-eastern American city ravaged by an occult terrorist organization. In a world dominated by an advanced form of bio-terror, the only thing you can trust is the weapon by your side...
- 7
Maja Island
Single-player alternative to Silly Billy — playable solo, no multiplayer required. Shares Action and Indie with Silly Billy.
Sail through a mysterious open world island in your trusty boat, scavenge for resources to upgrade it, and face off against Maja.
- 8
Deborg Desolation Pre-Born
Single-player alternative to Silly Billy — playable solo, no multiplayer required. Shares Action and Adventure with Silly Billy.
Deborg Desolation is a first-person indie game intended for the survival of mankind. Train to be a soldier capable of containing any injurious entity to achieve the survival of your own race, seek to plan strategies that allow your advancement without stopping.
- 9
Cody's Nightmare
Single-player alternative to Silly Billy — playable solo, no multiplayer required. Shares Action and Indie with Silly Billy.
Cody's Nightmare is a spooky 2D pixel art game about a little boy named Cody who is stuck in his nightmare! His only way out is to conquer his fears! But don't worry, he won’t be alone. He will get help from his friends inspired by his favorite toys, comics, and video games.
- 10
Icetwine
Single-player alternative to Silly Billy — playable solo, no multiplayer required.
Icetwine is an ice-age city builder where you combine raw materials to craft tools, weapons, machines, and structures. Build cozy huts, thriving farms, and tame dodos and mammoths. Defend your village from enemies and strike back to help your people survive and thrive.