IMHO.

Single-player games like Fleet Star V

Below are 8 single-player Steam games similar to Fleet Star V, 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 Fleet Star V page.

Ranked picks

  1. 1
    Microcosmum 2 — Steam game cover

    Microcosmum 2

    Single-player alternative to Fleet Star V — playable solo, no multiplayer required. Shares Action and Strategy with Fleet Star V.

    A relaxing strategy game featuring unconventional gameplay. Your objectives include development, evolution, border expansion and protection of your hive.

    2024ActionStrategyIndie15.99 USDDeck PlayableSingle-playerSimilar games →
  2. 2
    Void Destroyer — Steam game cover

    Void Destroyer

    Single-player alternative to Fleet Star V — playable solo, no multiplayer required. Shares Action and Strategy with Fleet Star V.

    Combining the best of space combat and real time strategy. Victory can be tactical, a dogfight or capital ship slugging match - depending on how you decide to achieve it. Space combat on a RTS scale with space sim savagery.

    2015ActionStrategyIndie3.99 USDDeck PlayableSingle-playerSimilar games →
  3. 3
    Conflicks - Revolutionary Space Battles — Steam game cover

    Conflicks - Revolutionary Space Battles

    Single-player alternative to Fleet Star V — playable solo, no multiplayer required. Shares Action and Strategy with Fleet Star V.

    Spaceships, lasers, and… chickens! What more could you ask for?Conflicks: Revolutionary Space Battles is a creative new take on space-themed videogames that merges the deep, thoughtful gameplay of strategy games with the intuitive accessibility of physics-based games.

    2015ActionStrategyIndie6.99 USDSingle-playerSimilar games →
  4. 4
    Iron Marines — Steam game cover

    Iron Marines

    Single-player alternative to Fleet Star V — playable solo, no multiplayer required. Shares Action and Strategy with Fleet Star V.

    Real-time strategy battles in amazing sci-fi worlds! Command brave soldiers, mighty mechas and powerful aliens to face the greatest challenges in hostile alien worlds. The galaxy needs you!

    2019ActionStrategyIndie7.49 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Void Destroyer 2 — Steam game cover

    Void Destroyer 2

    Single-player alternative to Fleet Star V — playable solo, no multiplayer required. Shares Action and Strategy with Fleet Star V.

    Start with nothing... End with everything! All you have is a basic ship, barely fit for combat, with it you'll start your journey and empire. A open world space sandbox, inspired by and expanding the classics.

    2020ActionStrategyIndie9.99 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    Star Command Galaxies — Steam game cover

    Star Command Galaxies

    Single-player alternative to Fleet Star V — playable solo, no multiplayer required. Shares Action and Strategy with Fleet Star V.

    Take command in the ultimate starship simulator: Star Command Galaxies. Become a Captain, recruit your crew, customize and upgrade your starship, battle alien vessels, teleport to away missions and repel boarding invaders in this real-time strategy simulation adventure from indie studio Warballoon.

    2024ActionStrategyIndie14.99 USDSingle-playerSimilar games →
  7. 7
    Disney's Treasure Planet: Battle of Procyon — Steam game cover

    Disney's Treasure Planet: Battle of Procyon

    Single-player alternative to Fleet Star V — playable solo, no multiplayer required. Shares Action and Strategy with Fleet Star V.

    Disney's Treasure Planet: Battle at Procyon is a 3D RTS game focusing on space combat.

    2015ActionStrategyAdventureDeck PlayableSingle-playerSimilar games →
  8. 8
    IDUN - Frontline Survival — Steam game cover

    IDUN - Frontline Survival

    Single-player alternative to Fleet Star V — playable solo, no multiplayer required. Shares Action and Strategy with Fleet Star V.

    A defense RTS where you can move turrets at will. Extract resources, upgrade technology, and defend against enemy swarms in a gripping space campaign. Hold the line, set up your turrets, and brace for screen-filling hordes!

    2025ActionStrategyIndie14.99 USDDeck VerifiedSingle-playerSimilar games →