Single-player games like Conquest: Frontier Wars
Below are 8 single-player Steam games similar to Conquest: Frontier Wars, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Conquest: Frontier Wars page.
Ranked picks
- 1

Battlezone: Combat Commander
Single-player alternative to Conquest: Frontier Wars — playable solo, no multiplayer required. Shares Strategy with Conquest: Frontier Wars.
Battlezone: Combat Commander remasters FPS-RTS classic Battlezone II with slick new visuals, brand new achievements, Steam Workshop support and much more! The solar system is at war. Take command.
- 2

Age of Empires II: Definitive Edition
Single-player alternative to Conquest: Frontier Wars — playable solo, no multiplayer required. Shares Strategy with Conquest: Frontier Wars.
42 Civilizations, 229 Campaign Missions, Singleplayer, Co-Op, Multiplayer, In-Game Editor, Mods, Cross-play...It is good to be the king.
- 3

Sins of a Solar Empire: Trinity®
Single-player alternative to Conquest: Frontier Wars — playable solo, no multiplayer required. Shares Strategy with Conquest: Frontier Wars.
In Sins of a Solar Empire: Trinity, you are the leader of a civilization embroiled in a galactic war, fighting for the survival of your entire race against relentless foes.
- 4

Company of Heroes 2
Single-player alternative to Conquest: Frontier Wars — playable solo, no multiplayer required. Shares Strategy with Conquest: Frontier Wars.
Experience the ultimate WWII RTS platform with COH2 and its standalone expansions. This package includes the base game, which you can then upgrade by purchasing The Western Front Armies, Ardennes Assault and/or The British Forces. More info in the "About This Game" section below.
- 5

Wargame: Red Dragon
Single-player alternative to Conquest: Frontier Wars — playable solo, no multiplayer required. Shares Strategy with Conquest: Frontier Wars.
The new reference in RTS at its best! The Wargame series returns to duty, larger, richer and more spectacular than ever before. In Wargame Red Dragon, you are engaged in a large-scale conflict where Western forces clash against the Communist bloc.
- 6

Stronghold Crusader HD (2012)
Single-player alternative to Conquest: Frontier Wars — playable solo, no multiplayer required. Shares Strategy with Conquest: Frontier Wars.
The highly anticipated sequel to the best-selling Stronghold, Stronghold Crusader HD throws you into historic battles and castle sieges from the Crusades with fiendish AI opponents, new units, 4 historical campaigns and over 100 unique skirmish missions.
- 7

Tempest Rising
Single-player alternative to Conquest: Frontier Wars — playable solo, no multiplayer required. Shares Strategy with Conquest: Frontier Wars.
Command distinct factions in a desperate struggle for power and resources in Tempest Rising - a classic RTS set on Earth after a nuclear war.
- 8

Iron Harvest
Single-player alternative to Conquest: Frontier Wars — playable solo, no multiplayer required. Shares Strategy with Conquest: Frontier Wars.
A classic real-time strategy game with an epic single player campaign, multiplayer & coop, set in the alternate reality of 1920+