Games like There Came an Echo
Games like There Came an Echo include Transistor, Shadowrun Returns, Shadow Tactics: Blades of the Shogun, Starship Troopers: Terran Command, and Warhammer 40,000: Dawn of War - Anniversary Edition (Classic). We matched them by the tags players give There Came an Echo on Steam (Strategy, Indie, Sci-fi, Singleplayer, and RTS): closest matches first, and among equally close ones the better-known games.

Transistor
Shared: Indie · Sci-fi · Great Soundtrack

Shadowrun Returns
Shared: Sci-fi · Indie · Strategy

Shadow Tactics: Blades of the Shogun
Shared: Strategy · Indie · Singleplayer

Starship Troopers: Terran Command
Shared: Strategy · Singleplayer · RTS

Warhammer 40,000: Dawn of War - Anniversary Edition (Classic)
Shared: Strategy · Sci-fi · RTS

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

Satellite Reign
Shared: Strategy · Sci-fi · Indie

Aliens: Dark Descent
Shared: Strategy · RTS · Sci-fi

Homeworld: Deserts of Kharak
Shared: Strategy · Sci-fi · RTS

Warhammer 40,000: Dawn of War II - Anniversary Edition (Classic)
Shared: Strategy · Sci-fi · RTS

FTL: Faster Than Light
Shared: Strategy · Sci-fi · Indie

Warhammer 40,000: Dawn of War III
Shared: Strategy · Sci-fi · RTS

Warhammer 40,000: Mechanicus
Shared: Strategy · Sci-fi · Singleplayer

Homeworld 3
Shared: Strategy · Sci-fi · RTS

Shadowrun: Dragonfall - Director's Cut
Shared: Strategy · Cyberpunk · Sci-fi

Homeworld Remastered Collection
Shared: Strategy · Sci-fi · RTS

Sins of a Solar Empire II
Shared: Strategy · RTS · Singleplayer

Cyberpunk 2077
Shared: Cyberpunk · Singleplayer · Sci-fi

Battlefleet Gothic: Armada (Classic)
Shared: Strategy · Sci-fi · RTS

Battlefleet Gothic: Armada 2
Shared: Strategy · Sci-fi · RTS

Creeper World 3: Arc Eternal
Shared: Strategy · Indie · Singleplayer

XCOM 2
Shared: Strategy · Singleplayer · Sci-fi

Halo Wars: Definitive Edition
Shared: Strategy · RTS · Singleplayer

Age of Mythology: Extended Edition
Shared: Strategy · RTS · Singleplayer