Single-player games like rymdkapsel
Below are 16 single-player Steam games similar to rymdkapsel, 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 rymdkapsel page.
Ranked picks
- 1

Millennium Conflict
Single-player alternative to rymdkapsel — playable solo, no multiplayer required. Shares Strategy and Indie with rymdkapsel.
You are the last survivor. Capture towers, command a squad of unique generals, and battle through 40 missions across 10 distinct worlds as you fight to reclaim a universe that has fallen to the enemy.
- 2

Seed World
Single-player alternative to rymdkapsel — playable solo, no multiplayer required. Shares Strategy and Indie with rymdkapsel.
Seed World is a game that aims to combine automation, conveyor belts, and level progression. The game simplifies automation 'construction' into a series of progress bars, with each progress producing or consuming resources, and players need to manage resources.
- 3

Warnet
Single-player alternative to rymdkapsel — playable solo, no multiplayer required. Shares Strategy and Indie with rymdkapsel.
Outmaneuver, outbuild, outthink. In Warnet, the map is your ally and your enemy - master its properties, and you master victory.
- 4

Slorbis: Tower Defense
Single-player alternative to rymdkapsel — playable solo, no multiplayer required. Shares Strategy and Indie with rymdkapsel.
Immerse yourself in the cozy, minimalist world of Slorbis: Tower Defense. Build towers with unique roles, buy modifiers of varying rarities, collect money, and face the unpredictability of procedurally generated maps as you defend the king from dark spirits.
- 5

Towers & Goblins: The Last Stand
Single-player alternative to rymdkapsel — playable solo, no multiplayer required. Shares Strategy and Indie with rymdkapsel.
Build towers, manage resources, and lead units to defend your kingdom against goblins. Every decision you make determines your kingdom's fate.
- 6

Rift Riff
Single-player alternative to rymdkapsel — playable solo, no multiplayer required. Shares Strategy and Indie with rymdkapsel.
Jump a rift, fight off monsters, plunder their world. A strategic mix of juicy tower loadouts, varied monster behaviors, and forgiving mechanics.
- 7

Drevepsina
Single-player alternative to rymdkapsel — playable solo, no multiplayer required. Shares Strategy with rymdkapsel.
Combat focused minimalist RTS
- 8

TechGuardian: Territory Defense
Single-player alternative to rymdkapsel — playable solo, no multiplayer required. Shares Strategy and Indie with rymdkapsel.
This is a sci-fi strategy game featuring a Defense Mode focused on tower defense and an Attack Mode focused on combat. The game includes over 30 different buildings and units, all of which can be upgraded through entry editing to enhance their performance and firepower.
- 9

Plants vs. Zombies GOTY Edition
Single-player alternative to rymdkapsel — playable solo, no multiplayer required. Shares Strategy with rymdkapsel.
Zombies are invading your home, and the only defense is your arsenal of plants! Armed with an alien nursery-worth of zombie-zapping plants like peashooters and cherry bombs, you'll need to think fast and plant faster to stop dozens of types of zombies dead in their tracks.
- 10

The Bureau: XCOM Declassified
Single-player alternative to rymdkapsel — playable solo, no multiplayer required.
The year is 1962 and the Cold War has the nation gripped by fear. A top-secret government unit called The Bureau begins investigating a series of mysterious attacks by an enemy more powerful than communism.
- 11

Papers, Please
Single-player alternative to rymdkapsel — playable solo, no multiplayer required. Shares Indie with rymdkapsel.
Congratulations. The October labor lottery is complete. Your name was pulled. For immediate placement, report to the Ministry of Admission at Grestin Border Checkpoint. An apartment will be provided for you and your family in East Grestin. Expect a Class-8 dwelling.
- 12

Stellaris
Single-player alternative to rymdkapsel — playable solo, no multiplayer required. Shares Strategy with rymdkapsel.
Explore a galaxy full of wonders in this sci-fi grand strategy game from Paradox Development Studios. Interact with diverse alien races, discover strange new worlds with unexpected events and expand the reach of your empire. Each new adventure holds almost limitless possibilities.
- 13

RimWorld
Single-player alternative to rymdkapsel — playable solo, no multiplayer required. Shares Strategy and Indie with rymdkapsel.
A sci-fi colony sim driven by an intelligent AI storyteller. Generates stories by simulating psychology, ecology, gunplay, melee combat, climate, biomes, diplomacy, interpersonal relationships, art, medicine, trade, and more.
- 14

ANIME TETRIS
Single-player alternative to rymdkapsel — playable solo, no multiplayer required. Shares Strategy and Indie with rymdkapsel.
The legendary game "Tetris" in a unique performance and atmosphere
- 15

holedown
Single-player alternative to rymdkapsel — playable solo, no multiplayer required. Shares Indie with rymdkapsel.
Bounce bounce bounce bounce BOUNCE BOUNCE BOUNCE your way to the planet core!
- 16

subpar pool
Single-player alternative to rymdkapsel — playable solo, no multiplayer required.
A whimsical adventure of playful pocket antics at the intersection of golf and pool, from the developer behind holedown, twofold inc & rymdkapsel.