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

Event-D
Single-player alternative to Mars Vice — playable solo, no multiplayer required. Shares Adventure with Mars Vice.
Sci-fi Visual Novel (Linear Story). A group of astronauts, scientists and robots is sent to space on a mission to investigate the disturbing disappearance of the first manned spaceship in its journey to Mars.
- 2

The Groom of Gallagher Mansion
Single-player alternative to Mars Vice — playable solo, no multiplayer required. Shares Indie with Mars Vice.
Hunt down a beheaded ghost to save your college club from losing funding! It'll be a piece of cake— wait, what do you mean he wants to marry you!? The Groom of Gallagher Mansion is spooky comedic romantic visual novel full of laughs and scares all around!
- 3

Bugsnax
Single-player alternative to Mars Vice — playable solo, no multiplayer required. Shares Indie and Adventure with Mars Vice.
Catch mysterious living snacks and feed them to your friends in this unusual island adventure!
- 4

Uncover the Smoking Gun
Single-player alternative to Mars Vice — playable solo, no multiplayer required. Shares Indie and Adventure with Mars Vice.
A Battle of Wits with AI: Solve the case by conversing with a suspect robot using GPT to gather evidence. What single truth emerges from countless dialogues and pieces of information?
- 5

Warp Frontier
Single-player alternative to Mars Vice — playable solo, no multiplayer required. Shares Indie and Adventure with Mars Vice.
In the year 2215, orbiting humanity's newest extrasolar colony, Police Captain Vincent Cassini becomes embroiled in an intersystem conspiracy to bury crimes that occurred during the war that devastated his planet.
- 6

A Perfect Day
Single-player alternative to Mars Vice — playable solo, no multiplayer required. Shares Indie and Adventure with Mars Vice.
Revisit and repeat the final moments of China's turn of the century in this narrative puzzle adventure. Play a 6th-grade student and greet classmates, explore secrets, play mini-4WD, or just wander around town. Make your choices to create a perfect day for everyone!
- 7

1997
Single-player alternative to Mars Vice — playable solo, no multiplayer required. Shares Indie and Adventure with Mars Vice.
Detective visual novel about mysteries of rural Russian town in 90-s, anime style.
- 8

Californium
Single-player alternative to Mars Vice — playable solo, no multiplayer required. Shares Indie and Adventure with Mars Vice.
Taking the form of a first-person experience of a bad trip, Californium pays homage to sci-fi legend Philip K. Dick by transporting you into the life of a writer searching for his own identity. Explore, solve the riddles and conduct your investigation. Will you find what’s behind the simulacra ?