IMHO.

Single-player games like Idle Atomic

Below are 8 single-player Steam games similar to Idle Atomic, 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 Idle Atomic page.

Ranked picks

  1. 1
    Monster Hunting: Incremental Grind Forever — Steam game cover

    Monster Hunting: Incremental Grind Forever

    Single-player alternative to Idle Atomic — playable solo, no multiplayer required. Shares Simulation and RPG with Idle Atomic.

    An idle incremental adventure. Fight monsters, buy upgrades, recruit a party, craft equipment, join a faction, battle across different regions, and complete hundreds of rewards. Unlock a variety of fun features and use them to make your numbers go up!

    2024StrategyIndieSimulation4.99 USDDeck PlayableSingle-playerSimilar games →
  2. 2
    Idle Pins — Steam game cover

    Idle Pins

    Single-player alternative to Idle Atomic — playable solo, no multiplayer required. Shares RPG and Free To Play with Idle Atomic.

    Idle Pins is an Incremental game made by an Incremental addict for Incremental lovers. Over 250 Pins to collect and merge. Hundreds of upgrades, features and QoL. Enjoy one of the most rewarding 'grind' experience, now on Steam!

    2021IndieRPGFree To PlayFreeDeck PlayableSingle-playerSimilar games →
  3. 3
    A Dungeon Is You — Steam game cover

    A Dungeon Is You

    Single-player alternative to Idle Atomic — playable solo, no multiplayer required. Shares Simulation and RPG with Idle Atomic.

    You died and got reincarnated as a dungeon core! Grow your dungeon, summon minions to defend you and conquer the world. A Dungeon Is You is a modern incremental dungeon management game. With a sprinkle of tower defense and rpg.

    2026StrategyIndieSimulationSingle-playerSimilar games →
  4. 4
    God Awe-full Clicker — Steam game cover

    God Awe-full Clicker

    Single-player alternative to Idle Atomic — playable solo, no multiplayer required.

    God Awe-Full Clicker is an Endless Dungeon Clicker/Idle game full of Greek Mythology and Epic Battles with RPG style aspects.

    2018ActionStrategyIndieFreeSingle-playerSimilar games →
  5. 5
    Gaiadon: Eternal Quest — Steam game cover

    Gaiadon: Eternal Quest

    Single-player alternative to Idle Atomic — playable solo, no multiplayer required. Shares Simulation and RPG with Idle Atomic.

    An Epic Incremental/Idle RPG

    2024IndieAdventureSimulation4.49 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    Godsbane Idle — Steam game cover

    Godsbane Idle

    Single-player alternative to Idle Atomic — playable solo, no multiplayer required. Shares RPG and Free To Play with Idle Atomic.

    Godsbane Idle is a fresh idle take on games such as path of exile. It combines the hunt for powerful loot with idle systems to guarantee your progress even if time is short that day. It tries to stray away from linear paths and offers multiple ways to customize your equipment, skills and even more.

    2022IndieRPGFree To PlayFreeDeck PlayableSingle-playerSimilar games →
  7. 7
    Idle Monster Frontier — Steam game cover

    Idle Monster Frontier

    Single-player alternative to Idle Atomic — playable solo, no multiplayer required. Shares RPG and Free To Play with Idle Atomic.

    Collect monsters and combine them to conquer the frontier in this challenging idle RPG.

    2022IndieRPGFree To PlayFreeDeck PlayableSingle-playerSimilar games →
  8. 8
    Idle Skilling — Steam game cover

    Idle Skilling

    Single-player alternative to Idle Atomic — playable solo, no multiplayer required. Shares Simulation and Free To Play with Idle Atomic.

    Idle Skilling is the ultimate Idle Game with years of content! Meant to be played for 5-10 minutes a day, you gradually unlock new skills like mining, fishing, pet breeding, crusading, potion-making, lab-research, construction, and more! With new updates coming, you'll never run out of stuff to do!

    2022IndieSimulationFree To PlayFreeSingle-playerSimilar games →