Single-player games like Jetscout: Mystery of the Valunians
Below are 10 single-player Steam games similar to Jetscout: Mystery of the Valunians, 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 Jetscout: Mystery of the Valunians page.
Ranked picks
- 1

Unlanded
Single-player alternative to Jetscout: Mystery of the Valunians — playable solo, no multiplayer required. Shares Indie with Jetscout: Mystery of the Valunians.
A hardcore space drifter with colourful visuals, diverse level design and short level cycle.
- 2

Mama Die and Retry
Single-player alternative to Jetscout: Mystery of the Valunians — playable solo, no multiplayer required. Shares Indie with Jetscout: Mystery of the Valunians.
Mama Die and Retry is an old school action platformer that offers a challenging experience through 26 levels and 4 bosses. Fight with a working class hero and discover new horizons filled with a lot of aliens and threats. Use your broom against them. Each time you die, you will retry.
- 3

Code Arcturus
Single-player alternative to Jetscout: Mystery of the Valunians — playable solo, no multiplayer required. Shares Indie with Jetscout: Mystery of the Valunians.
Code Arcturus is a retro inspired arcade-style action platformer, with aliens, robots, spikes, explosions, and lots of coins. Blast your way through levels, compete for the fastest times on the leaderboards in Speedrun mode, or put your skills to the ultimate test in Nerfed mode
- 4

Pogo Rocket
Single-player alternative to Jetscout: Mystery of the Valunians — playable solo, no multiplayer required. Shares Indie with Jetscout: Mystery of the Valunians.
Pogo sticks and Rockets, how could it go wrong? In this space-themed 2D platformer, you control an experimental rocket ship and must stop aliens from taking the Earth's resources. Play through a variety of levels with dangerous obstacles and save the world!
- 5

Lunar Lander Redux
Single-player alternative to Jetscout: Mystery of the Valunians — playable solo, no multiplayer required. Shares Indie with Jetscout: Mystery of the Valunians.
Explore a rough space landscape in a fragile capsule. Good for an hour of fun or frustration depending on skill. Physics mostly accurate.
- 6

5hit Rocket
Single-player alternative to Jetscout: Mystery of the Valunians — playable solo, no multiplayer required. Shares Indie with Jetscout: Mystery of the Valunians.
A physics-based lander about precision flying and chaos. Explore Titan’s mines, land on the Moon, deliver kebabs across space and test your relationship in 2-player “Divorce Mode” with chain-linked spacecraft.
- 7

Outpost Delta
Single-player alternative to Jetscout: Mystery of the Valunians — playable solo, no multiplayer required. Shares Indie with Jetscout: Mystery of the Valunians.
Outpost Delta is a single player, 2-D side-scrolling sci-fi shooter for PC. Take on the role of Delta, the outpost’s emergency defense, who along with her AI companion must defend the space station against alien intruders.
- 8

Professor Doctor Jetpack
Single-player alternative to Jetscout: Mystery of the Valunians — playable solo, no multiplayer required. Shares Indie with Jetscout: Mystery of the Valunians.
Professor Doctor Jetpack is a physics based lunar lander game, in which you embark on a dangerous journey to ... control your jetpack. Also to save the world.
- 9

Terraria
Single-player alternative to Jetscout: Mystery of the Valunians — playable solo, no multiplayer required. Shares Indie with Jetscout: Mystery of the Valunians.
Dig, fight, explore, build! Nothing is impossible in this action-packed adventure game. Four Pack also available!
- 10

The Enchanted Cave 2
Single-player alternative to Jetscout: Mystery of the Valunians — playable solo, no multiplayer required. Shares Indie with Jetscout: Mystery of the Valunians.
Uncover the dark secrets of a cave with an endless supply of monsters and loot!