64%Good matchPlanetbase
80%9k80% positive reviews, Very Positive across 9k reviews·Colony Sim · City Builder
—





You were chosen for the Planet Keeper Program. Defend the planet in this retro-inspired incremental game. Upgrade our defenses, destroy our enemies, ensure our future.
Planet Keeper Program
SteamTHE EARTH NEEDS YOUR HELP! Planet Keeper Program is a program created by the government to prepare humans against different levels of threat. Help us create the best defense!
With different levels, enemies and dangerous bosses, you need to spend your resources in the best way to improve your powerful laser.
GAMEPLAY:
FEATURES:
Steam data © 2026 Valve Corporation. Trademarks are property of their respective owners.
All matches
Finding similar games…
PlanetbaseShares Space Sim , adds Colony Sim80% · 9k positive reviews64%Good match—
Ancient PlanetShares Casual · Strategy , adds Tower Defense84% · 833 positive reviews63%Good match—
Final UpgradeShares Retro · Space Sim , adds Automation77% · 417 positive reviews61%Good match—
Imagine EarthShares Strategy · Casual , adds Nature80% · 786 positive reviews62%Good match—
ProtolifeShares Retro · Pixel Graphics · Aliens , adds Tower Defense86% · 436 positive reviews63%Good match—
Shattered PlanetShares Space · Aliens · 2D , adds Procedural Generation69% · 399 positive reviews64%Good match—All matches
The best games like Planet Keeper Program are Planetbase, Ancient Planet, Final Upgrade, Imagine Earth, and Protolife.
Match on: filter matches for Planet Keeper Program by tag
Filters all matches
50%+Good matches