Games like Save the Planet
Games like Save the Planet include FTL: Faster Than Light, HELLDIVERS™ 2, Aliens: Dark Descent, PUBG: BATTLEGROUNDS, and Hollow Knight: Silksong. We matched them by the tags players give Save the Planet on Steam (PvE, Action, Difficult, Indie, and Survival): closest matches first, and among equally close ones the better-known games.
FTL: Faster Than Light
Shared: Space · Indie · Difficult
HELLDIVERS™ 2
Shared: PvE · Action · Space
Aliens: Dark Descent
Shared: Action · Tactical · Aliens
PUBG: BATTLEGROUNDS
Shared: Survival · Action · Tactical
Hollow Knight: Silksong
Shared: Difficult · Indie · Singleplayer
Breathedge
Shared: Space · Survival · Indie
Ultimate Custom Night
Shared: Difficult · Singleplayer · Survival
Warhammer 40,000: Space Marine 2
Shared: Action · PvE · Singleplayer
Skul: The Hero Slayer
Shared: Action · Indie · Difficult
Space Engineers
Shared: Survival · Space · Indie
The Binding of Isaac
Shared: Indie · Difficult · Action
Alien: Isolation
Shared: Aliens · Space · Action
Rain World
Shared: Difficult · Survival · Indie
ARK: Survival Ascended
Shared: Survival · Action · PvE
EVERSPACE™
Shared: Action · Space · Indie
Sifu
Shared: Action · Difficult · Indie
Hollow Knight
Shared: Difficult · Indie · Singleplayer
Door Kickers
Shared: Action · Tactical · Indie
Heat Signature
Shared: Indie · Space · Action
Shadow Tactics: Blades of the Shogun
Shared: Tactical · Indie · Action
Hades
Shared: Indie · Action · Singleplayer
A Dance of Fire and Ice
Shared: Difficult · Indie · Singleplayer
Defy Gravity Extended
Shared: Indie · Action · Space
The Escapists
Shared: Action · Indie · Difficult