Single-player games like Jellyfish
Below are 15 single-player Steam games similar to Jellyfish, 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 Jellyfish page.
Ranked picks
- 1

Mountain
Single-player alternative to Jellyfish — playable solo, no multiplayer required. Shares Indie and Simulation with Jellyfish.
Existential Nature Simulation
- 2

ABZU
Single-player alternative to Jellyfish — playable solo, no multiplayer required. Shares Indie and Adventure with Jellyfish.
From the art director of Journey®, ABZÛ is a beautiful underwater adventure that evokes the dream of diving. Immerse yourself in a vibrant hidden world bursting with color and life as you descend into the heart of the ocean. But beware as you swim deeper as dangers lurk in the depths.
- 3

Everything
Single-player alternative to Jellyfish — playable solo, no multiplayer required. Shares Indie and Simulation with Jellyfish.
Be the Universe in this epic, award-winning reality simulation game - featuring thousands of playable characters, endless exploration, an extraordinary soundtrack and narration from Alan Watts.
- 4

DAVE THE DIVER
Single-player alternative to Jellyfish — playable solo, no multiplayer required. Shares Adventure and Simulation with Jellyfish.
DAVE THE DIVER is a casual, singleplayer adventure RPG featuring deep-sea exploration and fishing during the day and sushi restaurant management at night. Join Dave and his quirky friends as they seek to uncover the secrets of the mysterious Blue Hole.
- 5

A Short Hike
Single-player alternative to Jellyfish — playable solo, no multiplayer required. Shares Indie and Adventure with Jellyfish.
Hike, climb, and soar through the peaceful mountainside landscapes of Hawk Peak Provincial Park as you make your way to the summit.
- 6

Fugl
Single-player alternative to Jellyfish — playable solo, no multiplayer required. Shares Indie and Adventure with Jellyfish.
Soar with the wind as a shape-shifting bird. Explore worlds teeming with life. Discover and morph into hundreds of animal species. Relax and enjoy the freedom of Fugl.
- 7

Row Divers
Single-player alternative to Jellyfish — playable solo, no multiplayer required. Shares Action and Indie with Jellyfish.
Row Divers is a short, experimental incremental game about diving into dungeons in the form of rows, shooting enemies, collecting resources, and upgrading your bow to conquer the depths!
- 8

Intergalactic Fishing
Single-player alternative to Jellyfish — playable solo, no multiplayer required. Shares Indie and Simulation with Jellyfish.
Intergalactic Fishing is a fishing RPG that features procedurally generated content and graphics. Travel to lakes all over the universe and catch unique fish, explore uncharted lakes and sell data, complete quests, upgrade your gear, compete in fishing tournaments, design your own lures, and more!
- 9

Black Hole Simulator
Single-player alternative to Jellyfish — playable solo, no multiplayer required. Shares Indie and Adventure with Jellyfish.
A simple black hole simulator.
- 10

Tree Bonsai
Single-player alternative to Jellyfish — playable solo, no multiplayer required. Shares Indie and Simulation with Jellyfish.
An artistic bonsai tree simulation game that follows the life cycle of a plum tree. You can cut branches, add nutrients, and graft while the seasons pass and your tree grows. You can finally fulfill your dreams of a digital bonsai.
- 11

Plankton
Single-player alternative to Jellyfish — playable solo, no multiplayer required. Shares Indie and Simulation with Jellyfish.
Minimalist style game : plankton simulation, an electronic pet generated by math codes. Under your care it will slowly grow up and evolve.
- 12

Flower Design
Single-player alternative to Jellyfish — playable solo, no multiplayer required. Shares Indie and Simulation with Jellyfish.
A flower arrangement sandbox game. The shapes and colors are freely adjustable and there is a garden where you can build a house and put flowers in.
- 13

Atom
Single-player alternative to Jellyfish — playable solo, no multiplayer required. Shares Indie and Simulation with Jellyfish.
A simple hydrogen atom simulator.
- 14

I Am a Rock
Single-player alternative to Jellyfish — playable solo, no multiplayer required. Shares Indie and Adventure with Jellyfish.
A rock's solar system odyssey.
- 15

Yin Yang Space
Single-player alternative to Jellyfish — playable solo, no multiplayer required. Shares Action and Indie with Jellyfish.
A sandbox FPS game, you can build gardens in the most intuitive and simple way and play with robots.