Games like Galaxy Trek
Games like Galaxy Trek include STAR WARS™ Empire at War - Gold Pack, Iron Marines, Kingdom Rush - Tower Defense, Company of Heroes 3, and Tooth and Tail. We matched them by the tags players give Galaxy Trek on Steam (Action RTS, Action, Strategy, Space, and Singleplayer): closest matches first, and among equally close ones the better-known games.

STAR WARS™ Empire at War - Gold Pack
Shared: Strategy · Space · RTS

Iron Marines
Shared: Strategy · Action · RTS

Kingdom Rush - Tower Defense
Shared: Strategy · Singleplayer · Action

Company of Heroes 3
Shared: Strategy · Singleplayer · Action RTS

Tooth and Tail
Shared: Strategy · Action · RTS

FTL: Faster Than Light
Shared: Strategy · Space · Singleplayer

STAR WARS™ Galactic Battlegrounds Saga
Shared: Strategy · Action · RTS

Plants vs. Zombies GOTY Edition
Shared: Strategy · Singleplayer · Casual

Game Dev Tycoon
Shared: Strategy · Singleplayer · Casual

ShellShock Live
Shared: Strategy · Action · 2D

Command & Conquer 3 Tiberium Wars™
Shared: Strategy · Action · Action RTS

Aliens: Dark Descent
Shared: Strategy · Action · RTS

Plague Inc: Evolved
Shared: Strategy · Singleplayer · Indie

Reassembly
Shared: Space · Strategy · Action

Circle Empires
Shared: Strategy · Casual · Indie

Waveform
Shared: Strategy · Indie · Singleplayer

Door Kickers
Shared: Strategy · Action · Singleplayer

Tempest Rising
Shared: Strategy · RTS · Singleplayer

Heat Signature
Shared: Space · Action · Strategy

The Escapists
Shared: Strategy · Singleplayer · Action

Bloons TD 6
Shared: Strategy · Singleplayer · Casual

Infested Planet
Shared: Strategy · Action · Singleplayer

Russian Life Simulator
Shared: Singleplayer · Action · Strategy

Rock 'N' Roll Defense
Shared: Strategy · Action · Casual