IMHO.

Single-player games like Save Humanity.exe

Below are 9 single-player Steam games similar to Save Humanity.exe, 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 Save Humanity.exe page.

Ranked picks

  1. 1
    Calypso — Steam game cover

    Calypso

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

    Calypso is the roguelike dice-builder! Roll dice to score big and earn powerful game-changing upgrades. Buy cards to enhance your score, and chips to upgrade your dice. Rinse and repeat to create the ultimate dice scoring Rube Goldberg machine!

    StrategySingle-playerSimilar games →
  2. 2
    Leaf Us Alone — Steam game cover

    Leaf Us Alone

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

    Build a powerful army with synergistic abilities, and prove your strategic mastery in this unique deckbuilding roguelite. Command your forces in battle, triggering outrageous combo to defeat the invading Voidlings threatening to consume the world.

    2027StrategyIndieSingle-playerSimilar games →
  3. 3
    Forge the Fates — Steam game cover

    Forge the Fates

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

    Take deckbuilding to the next level. Transform your hand of cards into a tactical grid of runes. Plan, shift, and strike to unleash powerful combos and chain match-3 bonuses. Choose your hero, master their deck, and fight through deadly dungeons to face a mysterious dark overlord.

    StrategyIndieSingle-playerSimilar games →
  4. 4
    River Devil/河牌恶魔 — Steam game cover

    River Devil/河牌恶魔

    Single-player alternative to Save Humanity.exe — playable solo, no multiplayer required. Shares Strategy and Casual with Save Humanity.exe.

    River Devil is a single-player Texas Hold’em roguelike about bluffing demons, managing chips, surviving boss tables, and spinning the Fate Wheel. Read opponents, take risks, push all-in at the right moment, and win with either a monster hand or a perfect lie.

    2026StrategyIndieCasual13.99 USDSingle-playerSimilar games →
  5. 5
    Meme Cards: Chaos Deck — Steam game cover

    Meme Cards: Chaos Deck

    Single-player alternative to Save Humanity.exe — playable solo, no multiplayer required. Shares Strategy and Casual with Save Humanity.exe.

    Meme Cards: Chaos Deck is a meme-fueled roguelike deckbuilder where traditional Chinese culture crashes into internet absurdity. Build wild decks from meme-powered cards, defeat bizarre enemies, climb a twisted pagoda, and uncover the secrets hidden beyond the mist across repeated runs.

    2026StrategyIndieCasual4.24 USDSingle-playerSimilar games →
  6. 6
    Cave Crusade — Steam game cover

    Cave Crusade

    Single-player alternative to Save Humanity.exe — playable solo, no multiplayer required. Shares Strategy and Casual with Save Humanity.exe.

    Classic roguelike deckbuilder designed for quick runs. Upgrade your cards, discover powerful artifacts, and master the Wheel of Fortune to maximize your rewards.

    2025StrategyIndieRPG3.99 USDSingle-playerSimilar games →
  7. 7
    Meet the Master — Steam game cover

    Meet the Master

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

    A cute yet brutal tactical deckbuilder: Command your Squad and outsmart unique encounters to ultimately Meet the Master.

    StrategySingle-playerSimilar games →
  8. 8
    Cardcraft — Steam game cover

    Cardcraft

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

    Make your own cards, build any deck, grow without gacha or card packs, and take it through tactical battles and the five-act Endless Workshop. Share your creations on Steam Workshop. Build, test, revise, and share the ideas only you would think to make.

    2026StrategyIndieSingle-playerSimilar games →
  9. 9
    The Legend of You — Steam game cover

    The Legend of You

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

    Shape a fantasy realm with your words. Choose your hero’s tale, recruit, train, and equip allies, and battle through turn-based encounters of your own design. Each victory writes your legend, each choice brings you closer to the ultimate treasure.

    2026Strategy7.00 USDDeck PlayableSingle-playerSimilar games →