IMHO.

Single-player games like air star

Below are 10 single-player Steam games similar to air star, 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 air star page.

Ranked picks

  1. 1
    Boba Simulator : Idle Shop Management — Steam game cover

    Boba Simulator : Idle Shop Management

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

    Boba Tea shop simulator. Manage recipe, stock and customer satisfaction.

    2022StrategyIndieSimulation3.99 USDDeck PlayableSingle-playerSimilar games →
  2. 2
    castle idler — Steam game cover

    castle idler

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

    castle idler is a short, relaxing incremental tower defense game with no waves. upgrade towers, collect coins, and unlock powerful prestige upgrades to defend your castle.

    2026StrategyCasual3.99 USDDeck PlayableSingle-playerSimilar games →
  3. 3
    Idle Monster TD — Steam game cover

    Idle Monster TD

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

    An endless Tower Defense game of epic Monsters vs evil War Machines. Unlock and upgrade tons of unique elemental Monsters (Water, Air, Earth, and Fire) to defend your home from an infinite swarm of robots. Strategize the most effective placement of Monsters to synergize their elemental abilities.

    2021StrategyIndieFree To PlayFreeDeck PlayableSingle-playerSimilar games →
  4. 4
    Incredicer — Steam game cover

    Incredicer

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

    Incredicer is a short, incremental dice game where you roll dice, earn money, upgrade and buy helper hands to automate and increase your income.

    2025StrategyIndieSimulation2.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Mining Wizards — Steam game cover

    Mining Wizards

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

    Mining Wizards is an incremental mining game. Mine minerals, gather materials, upgrade a massive skill tree, level up, unlock talents, discover artifacts, and attract artifact visitors!

    2026StrategyIndieSimulation4.99 USDSingle-playerSimilar games →
  6. 6
    Profit Sea Incremental — Steam game cover

    Profit Sea Incremental

    Single-player alternative to air star — playable solo, no multiplayer required. Shares Indie and Casual with air star.

    A short incremental game about fishing, earning gold, and unlocking powerful upgrades to dominate the waters.

    2026IndieCasual4.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Idle Colony — Steam game cover

    Idle Colony

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

    A condensed incremental experience, where you build a colony to collect and merge bigger and bigger fruits. Combine game-changing technologies and special upgrades to find the best synergies and take your cash flow to another dimension.

    2024StrategyIndieSimulation5.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Gamblers Table — Steam game cover

    Gamblers Table

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

    Gamblers Table is an incremental game where you toss coins to earn money. Buy bigger and better coins, unlock upgrades and hire little helpers to automate the process and take care of all the busy flipping work for you. Simple. Satisfying. Strangely compelling...

    2026StrategyIndieSimulation6.99 USDDeck VerifiedSingle-playerSimilar games →
  9. 9
    Bunny Hill — Steam game cover

    Bunny Hill

    Single-player alternative to air star — playable solo, no multiplayer required. Shares Indie and Casual with air star.

    Carve the slopes of the Bunny Hill on your skis in this fast paced physics racing game. With up to 8 player Online Multiplayer, dodge bushes and tag flags on randomly generated maps to reach infinite scaling speed with your friends.

    2020ActionSportsIndie1.99 USDDeck VerifiedSingle-playerSimilar games →
  10. 10
    Cavern — Steam game cover

    Cavern

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

    Experiment, Explore, and Swap in Cavern, a roguelike sandbox. All objects in the world can be swapped out at will. Swap slimes into harmless pots, turn enemy projectiles into countless health potions, and discover hidden interactions to conquer the ever-changing depths of Mirror Cavern.

    2026ActionIndieRPGSingle-playerSimilar games →