Games like Conquest: Frontier Wars
Games like Conquest: Frontier Wars include STAR WARS™ Empire at War - Gold Pack, Age of Empires II (Retired), Sins of a Solar Empire II, Company of Heroes 2, and Age of Empires: Definitive Edition. We matched them by the tags players give Conquest: Frontier Wars on Steam (Strategy, Real-Time, Singleplayer, Space, and Multiplayer): closest matches first, and among equally close ones the better-known games.

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

Age of Empires II (Retired)
Shared: Strategy · RTS · Multiplayer

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

Company of Heroes 2
Shared: Strategy · Multiplayer · RTS

Age of Empires: Definitive Edition
Shared: Strategy · Singleplayer · Multiplayer

Homeworld 3
Shared: Strategy · Space · RTS

Tempest Rising
Shared: Strategy · Singleplayer · RTS

Battlefleet Gothic: Armada 2
Shared: Strategy · Space · Singleplayer

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

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

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

Homeworld: Deserts of Kharak
Shared: Strategy · RTS · Multiplayer

Supreme Commander: Forged Alliance
Shared: Strategy · RTS · Multiplayer

Battlefleet Gothic: Armada (Classic)
Shared: Strategy · Space · Singleplayer

Stellaris
Shared: Strategy · Space · Multiplayer

Company of Heroes 3
Shared: Strategy · Singleplayer · Multiplayer

Total War: WARHAMMER II
Shared: Strategy · RTS · Singleplayer

Call to Arms
Shared: Strategy · RTS · Multiplayer

Bloons TD 6
Shared: Strategy · Singleplayer · Multiplayer

Planetary Annihilation: TITANS
Shared: Strategy · RTS · Singleplayer

Supreme Commander
Shared: Strategy · Real-Time · RTS

Command & Conquer™ Remastered Collection
Shared: Strategy · RTS · Multiplayer

Command & Conquer™ Red Alert™ 3
Shared: Strategy · RTS · Multiplayer

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