Single-player games like Galaxy Kingdoms
Below are 11 single-player Steam games similar to Galaxy Kingdoms, 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 Galaxy Kingdoms page.
Ranked picks
- 1
Herodes
Single-player alternative to Galaxy Kingdoms — playable solo, no multiplayer required. Shares Action and Adventure with Galaxy Kingdoms.
Herodes is an exhilarating shoot 'em up game set in a future where cutting-edge technology meets the depths of the human body. Step into the role of a courageous agent tasked with the ultimate mission: saving humanity from a mysterious and deadly virus that defies all known cures.
- 2
Touhou Adventure
Single-player alternative to Galaxy Kingdoms — playable solo, no multiplayer required. Shares Action and Indie with Galaxy Kingdoms.
Girls are now praying ! Will you pray too ?
- 3
Airstrife: Assault of the Aviators
Single-player alternative to Galaxy Kingdoms — playable solo, no multiplayer required. Shares Action and Indie with Galaxy Kingdoms.
Use Aileron Rolling or Evading your enemies' attacks while having a realistic damage system. Use different planes with upgradable parts and numerous weapons you can mount to your planes to destroy your enemies. Fly solo or play with your friends and enjoy local coop. A modern re-invented classic.
- 4
EVERSPACE™ 2
Single-player alternative to Galaxy Kingdoms — playable solo, no multiplayer required. Shares Action and Adventure with Galaxy Kingdoms.
EVERSPACE 2 is a fast-paced single-player spaceship shooter with exploration in space and on planets, tons of loot, RPG elements, mining, and crafting. Experience an exciting sci-fi story set in a vivid, handcrafted open world full of secrets, puzzles, and perils.
- 5
Toad On Fire
Single-player alternative to Galaxy Kingdoms — playable solo, no multiplayer required. Shares Action and Indie with Galaxy Kingdoms.
Smokey the toad is not your average amphibian. With a propane-fueled weed burner in hand, he charges into battle against a relentless force of hostile frogs in a race war that threatens to tear his world apart. It's up to him to emerge victorious and save his kind.
- 6
HEARTS OF COLD - REDEMPTION
Single-player alternative to Galaxy Kingdoms — playable solo, no multiplayer required. Shares Action and Indie with Galaxy Kingdoms.
Hearts of Cold is a story driven, futuristic, open world, first person-third person Shooter, set in a wide range of varied environments with fast paced, intensive action interspersed with moments of calm and adventure.
- 7
Apex Automata
Single-player alternative to Galaxy Kingdoms — playable solo, no multiplayer required. Shares Action and Indie with Galaxy Kingdoms.
Get ready for an epic showdown against rebel machines in Android Resistance, a frenetic top-down shooter that challenges your skills and strategy. Take on the role of Adrian-317, the wise Vanguard, and assemble a diverse team of androids, each with their unique abilities.
- 8
Silver Waffle
Single-player alternative to Galaxy Kingdoms — playable solo, no multiplayer required. Shares Action and Indie with Galaxy Kingdoms.
A shoot'em'up with spaceships and evil aliens with some RPG elements and first person activities, taking place in the Solar System.
- 9
New Horizon
Single-player alternative to Galaxy Kingdoms — playable solo, no multiplayer required. Shares Action and Indie with Galaxy Kingdoms.
New Horizon is a survival with RPG game. Explore a vast world in search of resources, build, upgrade your equipment and fight monsters to survive.
- 10
Sunshine Farm
Single-player alternative to Galaxy Kingdoms — playable solo, no multiplayer required. Shares Indie and Adventure with Galaxy Kingdoms.
Sunshine Farm is a farming simulator with shop management. Grow your farm, explore a vast world, expand the fair, and run a successful store.
- 11
Timberworks
Single-player alternative to Galaxy Kingdoms — playable solo, no multiplayer required. Shares Indie with Galaxy Kingdoms.
Timberworks is an incremental factory automation and management game. Start with a small sawmill, automate production, expand your railway network, and build a vast industrial empire.