Single-player games like Mycopsychosys: Project Jupiter
Below are 8 single-player Steam games similar to Mycopsychosys: Project Jupiter, 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 Mycopsychosys: Project Jupiter page.
Ranked picks
- 1

MotionRec
Single-player alternative to Mycopsychosys: Project Jupiter — playable solo, no multiplayer required. Shares Action and Indie with Mycopsychosys: Project Jupiter.
MotionRec is a recording puzzle action game where you progress through stages by recording and playing back your own movements.
- 2

Corpse Party
Single-player alternative to Mycopsychosys: Project Jupiter — playable solo, no multiplayer required. Shares Indie and RPG with Mycopsychosys: Project Jupiter.
A group of friends unknowingly perform an occult ritual that traps them in an otherworldly elementary school. Here, the vengeful spirits of young children threaten their lives and their sanity, and the only hope of survival is to uncover the chilling details behind the murders of those trapped before them...
- 3

Chronicles of the Wolf
Single-player alternative to Mycopsychosys: Project Jupiter — playable solo, no multiplayer required. Shares Action and Indie with Mycopsychosys: Project Jupiter.
Hunt the legendary Beast of Gévaudan in Chronicles of the Wolf! Step into the boots of Mateo Lombardo in this epic adventure featuring brutal bosses, vast castles, and secrets to uncover. Narration by the legendary Robert Belgrade and other special appearances!
- 4

UFO 50
Single-player alternative to Mycopsychosys: Project Jupiter — playable solo, no multiplayer required. Shares Action and Indie with Mycopsychosys: Project Jupiter.
UFO 50 is a collection of 50 single and multiplayer games that span a variety of genres, from platformers and shoot 'em ups to puzzle games, roguelites, and RPGs. Our goal is to combine a familiar 8-bit aesthetic with new ideas and modern game design.
- 5

CrossCode
Single-player alternative to Mycopsychosys: Project Jupiter — playable solo, no multiplayer required. Shares Action and Indie with Mycopsychosys: Project Jupiter.
A retro-inspired 2D Action RPG set in the distant future. CrossCode combines 16-bit SNES-style graphics with butter-smooth physics, a fast-paced combat system, and engaging puzzle mechanics, served with a gripping sci-fi story.
- 6

Sentimental Death Loop
Single-player alternative to Mycopsychosys: Project Jupiter — playable solo, no multiplayer required. Shares Indie with Mycopsychosys: Project Jupiter.
Just as you begin to settle in for a fun day at your best friend's house, something changes in her and she kills you. And not just once—she ends your life time and time and time again.Your goal is to escape from this endless loop of despair.
- 7

Chernobylite Complete Edition
Single-player alternative to Mycopsychosys: Project Jupiter — playable solo, no multiplayer required. Shares Action and Indie with Mycopsychosys: Project Jupiter.
Chernobylite is a science-fiction survival horror RPG. Set in the hyper-realistic, 3D-scanned wasteland of Chernobyl’s Exclusion Zone, explore a non-linear storyline in your search to uncover the truth of your tortured past.
- 8

Stranger Things 3: The Game
Single-player alternative to Mycopsychosys: Project Jupiter — playable solo, no multiplayer required. Shares Action with Mycopsychosys: Project Jupiter.
Stranger Things 3: The Game is the official companion game to Season 3 of the hit original series! Play through familiar events from the series while also uncovering never-before-seen quests, character interactions, and secrets!