IMHO.

Single-player games like Five Nations

Below are 16 single-player Steam games similar to Five Nations, 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 Five Nations page.

Ranked picks

  1. 1
    BlackChain — Steam game cover

    BlackChain

    Single-player alternative to Five Nations — playable solo, no multiplayer required. Shares Strategy and Indie with Five Nations.

    A classic single-player RTS set in a Solar System ruled by megacorporations. Journey from Mars all the way to Planet 9 and uncover the secrets of the BlackChain.

    2021StrategyIndie4.99 USDSingle-playerSimilar games →
  2. 2
    CHAOTIC ERA — Steam game cover

    CHAOTIC ERA

    Single-player alternative to Five Nations — playable solo, no multiplayer required. Shares Strategy and Indie with Five Nations.

    AT THE LIMITS OF EARTH, AT THE EXTREMITY OF HEAVEN. A REAL-TIME STRATEGY NIGHTMARE.

    2024ActionStrategyIndie8.99 USDSingle-playerSimilar games →
  3. 3
    ALL OUT WAR — Steam game cover

    ALL OUT WAR

    Single-player alternative to Five Nations — playable solo, no multiplayer required. Shares Strategy and Indie with Five Nations.

    Design and deploy your own robotic army, then watch them battle it out on their own. Set in a retro-futuristic sci-fi battleground, the action plays out autonomously as your robots clash and fight. It's like watching ant wars, reimagined with robots and laser weapons.

    2026StrategyIndieSimulationSingle-playerSimilar games →
  4. 4
    SYNCHRONIZERS: UNDEAD MARINES — Steam game cover

    SYNCHRONIZERS: UNDEAD MARINES

    Single-player alternative to Five Nations — playable solo, no multiplayer required. Shares Strategy and Indie with Five Nations.

    "SYNCHRONIZERS: UNDEAD MARINES" blends high-quality Three-Lane Tower Defense with Reverse Tower Defense gameplay. Command your units in a thrilling narrative reminiscent of a StarCraft and Plants Vs. Zombies fusion! Your choices will forge the path to victory—or defeat.

    ActionStrategyIndieSingle-playerSimilar games →
  5. 5
    Space Alliance: Frontier — Steam game cover

    Space Alliance: Frontier

    Single-player alternative to Five Nations — playable solo, no multiplayer required. Shares Strategy and Indie with Five Nations.

    Get ready to protect the entire solar system from an unprecedented threat - the D'Ahari, a race of insect-like aliens. Control an entire fleet of spaceships, trade with other races of an Alliance, and develop your own space station.

    2025StrategyIndieRPG6.99 USDSingle-playerSimilar games →
  6. 6
    Sector YAMA — Steam game cover

    Sector YAMA

    Single-player alternative to Five Nations — playable solo, no multiplayer required. Shares Strategy and Indie with Five Nations.

    Sci-fi military action-rts. Play as a space soldier, abandoned by the command on an alien planet. Find allies, gather resources, train new troops, and escape from Sector Yama. Casual "single-stick shooter" controls, fun tactical combat, rewarding exploration, and rich storytelling.

    2024ActionStrategyIndie14.99 USDSingle-playerSimilar games →
  7. 7
    Cosmic Robots — Steam game cover

    Cosmic Robots

    Single-player alternative to Five Nations — playable solo, no multiplayer required. Shares Strategy with Five Nations.

    Defend your planet from waves of robot invaders! Build powerful turrets, upgrade your defenses, and command robot units to fight drones, tanks, and massive bosses. Then send your own forces to attack the enemy planet in this action-packed sci-fi tower defense game.

    2026ActionStrategySimulation5.09 USDSingle-playerSimilar games →
  8. 8
    Crimson Freedom — Steam game cover

    Crimson Freedom

    Single-player alternative to Five Nations — playable solo, no multiplayer required. Shares Strategy with Five Nations.

    Story-driven RTS set on Mars! Build bases, command armies and uncover the choices and failures of humanity. Each campaign offers a radically different perspective on the struggle for humanity's future, a conflict between freedom, control and a frenzied pursuit for immortality through AI.

    StrategySingle-playerSimilar games →
  9. 9
    Command & Conquer: Red Alert 3 - Uprising — Steam game cover

    Command & Conquer: Red Alert 3 - Uprising

    Single-player alternative to Five Nations — playable solo, no multiplayer required. Shares Strategy with Five Nations.

    Red Alert 3: Uprising features four new mini-campaigns, giving players a deeper dive into the storyline's of the Soviets, the Allies, the Empire of the Rising Sun and a unique campaign centered on the origins of everyone’s favorite psionic Japanese schoolgirl commando, Yuriko Omega.

    2009ActionStrategyFree To PlayDeck PlayableSingle-playerSimilar games →
  10. 10
    SpellForce 3 Reforced — Steam game cover

    SpellForce 3 Reforced

    Single-player alternative to Five Nations — playable solo, no multiplayer required. Shares Strategy with Five Nations.

    SpellForce 3 - The perfect blend between RTS and RPG!

    2017StrategyRPG7.99 USDSingle-playerSimilar games →
  11. 11
    SC2VN - The eSports Visual Novel — Steam game cover

    SC2VN - The eSports Visual Novel

    Single-player alternative to Five Nations — playable solo, no multiplayer required. Shares Indie with Five Nations.

    SC2VN is a visual novel about the South Korean StarCraft 2 scene. You play as Mach, a foreign semi-pro trying to make it in eSports who soon learns that success in StarCraft takes more than in-game strategy.

    2015IndieAdventureSimulationFreeDeck PlayableSingle-playerSimilar games →
  12. 12
    Warhammer 40,000: Gladius - Relics of War — Steam game cover

    Warhammer 40,000: Gladius - Relics of War

    Single-player alternative to Five Nations — playable solo, no multiplayer required. Shares Strategy with Five Nations.

    Warhammer 40,000: Gladius – Relics of War brings you to a world of terror and violence. Four factions will engage in a brutal war for dominance over the planet’s resources. In the first turn-based 4X strategy game set in Warhammer 40,000 you will lead one of four unique factions.

    2018Strategy39.99 USDDeck PlayableSingle-playerSimilar games →
  13. 13
    Age of Empires: Definitive Edition — Steam game cover

    Age of Empires: Definitive Edition

    Single-player alternative to Five Nations — playable solo, no multiplayer required. Shares Strategy with Five Nations.

    Age of Empires, the pivotal real-time strategy game that launched a 20-year legacy returns with modernized gameplay, all-new 4K visuals, 8-person multiplayer battles and a host of other new features. Welcome back to history.

    2019Strategy19.99 USDDeck PlayableSingle-playerSimilar games →
  14. 14
    Sins of a Solar Empire II — Steam game cover

    Sins of a Solar Empire II

    Single-player alternative to Five Nations — playable solo, no multiplayer required. Shares Strategy with Five Nations.

    Battle for galactic dominance in this real-time 4X strategy game with unrivaled scale! You’ll explore, expand, exploit, and exterminate through military force, diplomacy, trade, culture, influence, and other underhanded tactics.

    2024StrategySimulation49.99 USDDeck PlayableSingle-playerSimilar games →
  15. 15
    War Wind — Steam game cover

    War Wind

    Single-player alternative to Five Nations — playable solo, no multiplayer required. Shares Strategy with Five Nations.

    War Wind is a real-time strategy game that allows you to view an epic battle through the eyes of four unique races, each with its own strengths and weaknesses. The game features 28 ready-to-play scenarios and a story of such compelling depth you won't believe it's just a game.

    2021StrategyFreeSingle-playerSimilar games →
  16. 16
    Command & Conquer™ Generals — Steam game cover

    Command & Conquer™ Generals

    Single-player alternative to Five Nations — playable solo, no multiplayer required. Shares Strategy with Five Nations.

    Command & Conquer Generals puts your trigger finger on the pulse of modern warfare. Prepare your forces General... it's time to engage in the next generation of real-time strategy.

    2024ActionStrategyDeck PlayableSingle-playerSimilar games →