IMHO.

Single-player games like Seed World

Below are 8 single-player Steam games similar to Seed World, 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 Seed World page.

Ranked picks

  1. 1
    Slorbis: Tower Defense — Steam game cover

    Slorbis: Tower Defense

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

    Immerse yourself in the cozy, minimalist world of Slorbis: Tower Defense. Build towers with unique roles, buy modifiers of varying rarities, collect money, and face the unpredictability of procedurally generated maps as you defend the king from dark spirits.

    2026StrategyIndieCasual4.99 USDSingle-playerSimilar games →
  2. 2
    Toy War - Cannon — Steam game cover

    Toy War - Cannon

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

    Control a toy сannon. Shoot the toy soldiers with the toy gun just like you did when you were a kid.

    2023ActionSportsStrategy199.99 USDSingle-playerSimilar games →
  3. 3
    ZeroSpace — Steam game cover

    ZeroSpace

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

    ZeroSpace is a hybrid sci-fi RTS / RPG game that allows you to play as the commander of The Protectorate, a galactic force dedicated to securing humanity’s place in the galaxy. The Orion sector is locked in a vicious power struggle between many alien factions, ready to fight to the death.

    2026ActionStrategyIndie35.99 USDSingle-playerSimilar games →
  4. 4
    Swords And Magic: Path Of Conquest — Steam game cover

    Swords And Magic: Path Of Conquest

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

    Swords And Magic: Path Of Conquest is a Real-Time Auto Combat game with Team RPG elements set in a fantasy world! Gather your adventurers, build your team, challenge Dungeons, claim your rightful reward and reveal the mystery of the world!

    2026StrategyIndieRPG9.99 USDSingle-playerSimilar games →
  5. 5
    ByteCrawler — Steam game cover

    ByteCrawler

    Single-player alternative to Seed World — playable solo, no multiplayer required. Shares Strategy and Casual with Seed World.

    Pick a hero, build your swarm, and hold off enemy waves. Place units, watch your energy, and level up to survive in this lane-defense strategy game!

    2026StrategyCasualSingle-playerSimilar games →
  6. 6
    Unsung Heroes: Card Wars — Steam game cover

    Unsung Heroes: Card Wars

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

    This is an auto-battler game featuring large turn-based elements with small real-time aspects, and it has an off-battlefield growth system. Develop your camp, upgrade your characters, refine items, freely combine cards during battles, and use well-timed construction to complete levels.

    2025StrategyIndieAdventure14.99 USDSingle-playerSimilar games →
  7. 7
    Tower Survivors — Steam game cover

    Tower Survivors

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

    'Tower Survivors' is a dark fantasy survival RTS where you must survive, upgrade and defend humanity against massive unending armies from Anubis Tomb, Jurassic Valley and Vampire Monastery. Set in three different empires hell-bent on your destruction, it’s not if you can survive, but how long.

    ActionStrategyIndieSingle-playerSimilar games →
  8. 8
    Becoming Saint — Steam game cover

    Becoming Saint

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

    Choose your doctrine and preach across medieval Italy in this real-time strategy roguelike. Gather your diverse cast of followers, venture out to convince and convert new believers, conquer towns, and strive to become a saint in your lifetime—or die trying.

    2025StrategyIndieSimulation14.99 USDDeck VerifiedSingle-playerSimilar games →