IMHO.

Single-player games like Vanguard - Idle Auto Battler

Below are 15 single-player Steam games similar to Vanguard - Idle Auto Battler, 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 Vanguard - Idle Auto Battler page.

Ranked picks

  1. 1
    Sitback Saga — Steam game cover

    Sitback Saga

    Single-player alternative to Vanguard - Idle Auto Battler — playable solo, no multiplayer required.

    An idle party ARPG where you sit back and watch your heroes explore the world, clear dungeons, and complete side quests. Equip & upgrade your party, set their tactics, and cast spells yourself to turn the tide of battle.

    SimulationRPGSingle-playerSimilar games →
  2. 2
    I Only Moved My Mouse — Steam game cover

    I Only Moved My Mouse

    Single-player alternative to Vanguard - Idle Auto Battler — playable solo, no multiplayer required. Shares Action and Casual with Vanguard - Idle Auto Battler.

    Your cursor is the blade. Never click — move the mouse and the sword cuts whatever its edge sweeps through. Take your hand off it and the blade fights on without you. Hold the core, clear endless waves, take an Awakening, then spend the shards on 100 sword tiers and a forge with no last level.

    ActionIndieRPGSingle-playerSimilar games →
  3. 3
    Book of Fei — Steam game cover

    Book of Fei

    Single-player alternative to Vanguard - Idle Auto Battler — playable solo, no multiplayer required. Shares Casual with Vanguard - Idle Auto Battler.

    Lead adorable warriors to form an adventure team to work and adventure on the computer desktop. Defeat the warriors to save the world. Rich nurturing and collection elements, idle and slack off to earn money and fight monsters!

    2026IndieRPGCasual2.99 USDSingle-playerSimilar games →
  4. 4
    Hollowspire — Steam game cover

    Hollowspire

    Single-player alternative to Vanguard - Idle Auto Battler — playable solo, no multiplayer required. Shares Casual with Vanguard - Idle Auto Battler.

    A chill clicker-idle game where you dig, recruit and manage miners, and uncover buried upgrades deep underground.

    StrategyIndieSimulationSingle-playerSimilar games →
  5. 5
    Rejected Draft — Steam game cover

    Rejected Draft

    Single-player alternative to Vanguard - Idle Auto Battler — playable solo, no multiplayer required. Shares Casual with Vanguard - Idle Auto Battler.

    You are a flawed doodle thrown in the trash. Battle rival sketches in an idle climb for revenge. Every enemy is drawn by community artists, with alternate versions and direct credits. In an unusual twist on builds, choose which enemies appear in your world, then defeat them to absorb their powers.

    StrategyIndieSimulationSingle-playerSimilar games →
  6. 6
    Restoration: Chronicles of Survival — Steam game cover

    Restoration: Chronicles of Survival

    Single-player alternative to Vanguard - Idle Auto Battler — playable solo, no multiplayer required. Shares Casual with Vanguard - Idle Auto Battler.

    Rebuild a fallen kingdom in a cozy idle-RPG. An economy that earns while you sleep, a hero who raids for loot and gear, and endless prestige. No energy limits. No ads. No pay-to-win.

    2026IndieCasual1.79 USDSingle-playerSimilar games →
  7. 7
    Authorisation Engine — Steam game cover

    Authorisation Engine

    Single-player alternative to Vanguard - Idle Auto Battler — playable solo, no multiplayer required. Shares Casual with Vanguard - Idle Auto Battler.

    Turn a payment desk into a global authorisation network in this offline incremental strategy game about capacity, compute, mandates, quantum audits, and synthetic jurisdictions.

    2026Casual4.99 USDSingle-playerSimilar games →
  8. 8
    Loop Tower — Steam game cover

    Loop Tower

    Single-player alternative to Vanguard - Idle Auto Battler — playable solo, no multiplayer required. Shares Casual with Vanguard - Idle Auto Battler.

    Loop Tower tells the story of adventurers climbing an endless tower. Place it on a corner of your desktop and help them continue their ascent. Experience a fresh blend of desktop idle gameplay + roguelike + RPG right now!

    2027IndieSimulationRPGSingle-playerSimilar games →
  9. 9
    Home Plate Baseball — Steam game cover

    Home Plate Baseball

    Single-player alternative to Vanguard - Idle Auto Battler — playable solo, no multiplayer required.

    Home Plate Baseball is a baseball simulator and mini-game collection​. 3 Inning Baseball, Catching, Umpiring, and Home Run Derby are all included. Hard mode increases pitch speed to over 100 MPH.

    2019SportsSimulation4.99 USDSingle-playerSimilar games →
  10. 10
    Bounty For Sharks — Steam game cover

    Bounty For Sharks

    Single-player alternative to Vanguard - Idle Auto Battler — playable solo, no multiplayer required. Shares Action with Vanguard - Idle Auto Battler.

    Kill Sharks for bounty, spend to upgrade.

    2020ActionIndie0.99 USDSingle-playerSimilar games →
  11. 11
    Only Jump! — Steam game cover

    Only Jump!

    Single-player alternative to Vanguard - Idle Auto Battler — playable solo, no multiplayer required. Shares Action with Vanguard - Idle Auto Battler.

    Only Jump is a timed vertical climber, jump by pressing space or A on your controller. Race to get to the top in the fastest time.

    2023ActionIndieAdventure0.99 USDSingle-playerSimilar games →
  12. 12
    Bleeping Spaceships — Steam game cover

    Bleeping Spaceships

    Single-player alternative to Vanguard - Idle Auto Battler — playable solo, no multiplayer required. Shares Action with Vanguard - Idle Auto Battler.

    A fast-paced bullet-hell where your room becomes the battlefield!

    2026ActionIndie6.99 USDSingle-playerSimilar games →
  13. 13
    Deepcore — Steam game cover

    Deepcore

    Single-player alternative to Vanguard - Idle Auto Battler — playable solo, no multiplayer required. Shares Action and Casual with Vanguard - Idle Auto Battler.

    A run-based mining incremental where you steer a drill rig, bank ore, unlock deeper tiers, and turn fast dives into permanent upgrades.

    2026ActionRPGCasual1.79 USDSingle-playerSimilar games →
  14. 14
    BleepWare Incrementals — Steam game cover

    BleepWare Incrementals

    Single-player alternative to Vanguard - Idle Auto Battler — playable solo, no multiplayer required. Shares Action with Vanguard - Idle Auto Battler.

    Five complete incremental games, plus a crossover that ties them together. Command a growing war machine, dig ever deeper for resources, survive escalating defense battles, embrace chaotic absurdity, and fish through creeping darkness in one strange collection of number-goes-up adventures.

    2026ActionSportsIndie4.49 USDSingle-playerSimilar games →
  15. 15
    Data Breach Inc. — Steam game cover

    Data Breach Inc.

    Single-player alternative to Vanguard - Idle Auto Battler — playable solo, no multiplayer required. Shares Action with Vanguard - Idle Auto Battler.

    Pilot a breach rig into hostile corporate infrastructure. Mine the firewall, crack daemon cores, extract your haul, and buy permanent upgrades between sorties.

    ActionIndieSimulationSingle-playerSimilar games →