Single-player games like Grease Trap '99
Below are 8 single-player Steam games similar to Grease Trap '99, 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 Grease Trap '99 page.
Ranked picks
- 1

Matchstick: Cosmic Flame
Single-player alternative to Grease Trap '99 — playable solo, no multiplayer required. Shares Action and Indie with Grease Trap '99.
A time and space bending cosmic intelligence has found its way to Earth. Your family has been taken. Travel through wormholes, explore nightmarish environments, solve unearthly puzzles, and combat demonic entities to defeat the interstellar parasite known as the MATCH.
- 2

Arcadia Cafe
Single-player alternative to Grease Trap '99 — playable solo, no multiplayer required. Shares Action and Indie with Grease Trap '99.
Arcadia Cafe - domestic horror in early 2000s. Work the night shift as a student at a roadside cafe. Meet bizarre guests, get cash for your job, but beware — homecoming may be much more horrible than you expect.
- 3

The Park Keeper
Single-player alternative to Grease Trap '99 — playable solo, no multiplayer required. Shares Action and Indie with Grease Trap '99.
Manage a national park where something is clearly trying to get out. Screen visitors, cover up incidents, and keep everyone convinced that everything is under control.
- 4

Scawy Game
Single-player alternative to Grease Trap '99 — playable solo, no multiplayer required. Shares Adventure with Grease Trap '99.
Kenguin Sting, a failed horror writer, buys a cheap asset-store house to write his masterpiece. His only job: feed the cats. And keep Grandma on her pills. And survive 4 days and 4 nights. An absurd parody horror game.
- 5

Netherwake
Single-player alternative to Grease Trap '99 — playable solo, no multiplayer required. Shares Action and Indie with Grease Trap '99.
Netherwake is a story-driven first-person psychological horror game. Explore a town consumed by unnatural fog and a facility beneath the mountain. Hide from deadly anomalies, solve environmental puzzles, and uncover what happened before they find you.
- 6

MEGANAUT
Single-player alternative to Grease Trap '99 — playable solo, no multiplayer required. Shares Indie and Adventure with Grease Trap '99.
A 3rd person narrative horror game with modernized retro 3D graphics, and unique floating mechanics. Travel past The Habitat walls into the deep megastructure in search of your missing friend Seija, and find out why he left.
- 7

ORDER POINT
Single-player alternative to Grease Trap '99 — playable solo, no multiplayer required. Shares Indie with Grease Trap '99.
ORDER POINT is a horror game about working at a package pickup station. On a winter night, you serve unsettling customers. Mysterious visitors create an ominous atmosphere. Be careful — not everyone can be trusted.
- 8

Dark Moon Motel
Single-player alternative to Grease Trap '99 — playable solo, no multiplayer required. Shares Action and Adventure with Grease Trap '99.
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.