IMHO.

Single-player games like Giantfall

Below are 9 single-player Steam games similar to Giantfall, 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 Giantfall page.

Ranked picks

  1. 1
    Here Comes The Swarm — Steam game cover

    Here Comes The Swarm

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

    Here Comes the Swarm is a survival RTS with a pause button! Create your strategy, build, manage, and defend your settlements at your own pace. Take the fight to the hive mind and lead expeditions to deliver a deadly blow and eradicate your foes. Will you reclaim Ulora from the relentless Swarm?

    2026StrategyIndieSimulation15.99 USDDeck PlayableSingle-playerSimilar games →
  2. 2
    This sect accepts female disciples only — Steam game cover

    This sect accepts female disciples only

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

    This is a Chinese cultivation-themed game that combines management, construction, and tower defense survival. In short: make money, defend your sect, challenge higher-ranking sects to earn prestigious titles, and expand your influence.

    2025StrategyIndieSimulation8.99 USDSingle-playerSimilar games →
  3. 3
    Zombie Warz — Steam game cover

    Zombie Warz

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

    Zombie Warz is a strategy survivor RTS with rogue-lite gameplay elements. Play as the king of a kingdom under siege by zombies and survive to discover their origins.

    ActionStrategyIndieSingle-playerSimilar games →
  4. 4
    Calyx — Steam game cover

    Calyx

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

    A strategy game with a new kind of enemy, Calyx puts you in charge of a space mining outpost, locked in battle against powerful plant-aliens. Build your base, gather resources, assemble your forces, and take on the Calyx. With only an out-of-date AI for company, can you survive?

    2026StrategyEarly Access24.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Diplomacy is Not an Option: Shareware — Steam game cover

    Diplomacy is Not an Option: Shareware

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

    Diplomacy is Not an Option: Shareware is a free prequel to the original game. In a medieval fantasy world, you are to build settlements, raise huge armies, and defend against massive hordes of enemies. Learn how Ironbrow clan shaped the world's map the first time - if you survive, that is.

    2025StrategySimulationFree To PlayFreeSingle-playerSimilar games →
  6. 6
    Final Outpost: Definitive Edition — Steam game cover

    Final Outpost: Definitive Edition

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

    Final Outpost is a survival strategy base-builder. You lead the last survivors of the apocalypse. Assign roles, craft tools, and manage resources carefully. Construct buildings, level up your citizens, and fortify your town against hordes of zombies. How many days can you survive?

    2025StrategySimulation9.99 USDDeck VerifiedSingle-playerSimilar games →
  7. 7
    Corsair Cove — Steam game cover

    Corsair Cove

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

    Build a sprawling pirate haven, raise a fleet to explore the high seas, and take on the Crown to keep the Age of Piracy alive! From ale to flintlock pistols, and from scallywags to swashbucklers, you’ll need to manage complex production chains and govern a rowdy crew to reign supreme over the seas!

    2026StrategySimulation39.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Dark Moon — Steam game cover

    Dark Moon

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

    Dark Moon is a survival strategy game where in order to survive you must avoid the Sun’s scorching rays and embrace the darkness. Gather resources, upgrade your mobile base, make tough moral decisions, but most importantly - don’t go into the light!

    2025StrategyIndieSimulation19.99 USDDeck PlayableSingle-playerSimilar games →
  9. 9
    Gladiator Immortal — Steam game cover

    Gladiator Immortal

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

    Gladiator Immortal is a turn-based fantasy Medieval Gladiator Roguelike game where you manage a team of warriors who fight for the entertainment of the gods. Build up your town, hire and level up warriors, find powerful weapons and armour, learn and develop new skills and win favour with the gods.

    StrategyIndieRPGSingle-playerSimilar games →