IMHO.

Games like Slay All Bosses: Idle

If Slay All Bosses: Idle is your kind of game, the closest matches are Monsters Idle RPG, Monster Hunting: Incremental Grind Forever and Mushi — picked from the ranked list below. Reviewers single out its cheap price point, chill and lighthearted. Each pick is ranked by what players of this game also play, shared genres and tags, and review-mined similarity — not a generic popularity list.

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About Slay All Bosses: Idle: Slay All Bosses: Idle, is a short incremental RPG. Cut down waves of enemies, defeat powerful bosses, and rapidly grow stronger through character skill trees, weapon and skill upgrades, and equipped passive abilities, all on your path to becoming the ultimate hero.

2026StrategyAdventureSimulationRPGCasual4.99 USDDeck PlayableWindowsby Memoria Interactive
Slay All Bosses: Idle — Steam game cover
Players highlight
Cheap price for the contentCheap price pointNice pixel art monster designsChillLightheartedNostalgic

Players who liked Slay All Bosses: Idle also play

Steam players who put hours into Slay All Bosses: Idle also tend to own these titles — a signal called collaborative filtering. imho.run cross-references millions of library ownership patterns to surface games whose real audiences overlap, regardless of whether their genre tags match.

  1. Monsters Idle RPG

    WHY THIS

    Shares grind based progression, auto battle, casual and a lighthearted mood with Slay All Bosses: Idle.

    Top pick for Slay All Bosses: Idle fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Adventure with Slay All Bosses: Idle.

    Monsters Idle RPG is a cozy and relaxing idle game where you collect monsters, deploy them in battles, gather resources, and sell them to earn profits! Explore Arcanium as you advance from a basic starter monster to your favorite companion by expanding your collection.

    2023StrategyIndieAdventure2.99 USDDeck PlayableSteam ↗
  2. Monster Hunting: Incremental Grind Forever

    WHY THIS

    Shares auto battle, idle progression, casual and a chill mood with Slay All Bosses: Idle.

    Second-strongest match for Slay All Bosses: Idle fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Simulation with Slay All Bosses: Idle.

    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 PlayableSteam ↗
  3. Mushi

    WHY THIS

    Shares class selection, idle progression, casual and a nostalgic mood with Slay All Bosses: Idle.

    Third-strongest match for Slay All Bosses: Idle fans by collaborative filtering across millions of Steam libraries. Shares Simulation and RPG with Slay All Bosses: Idle.

    Mushi is a single-player idle/incremental RPG. Level up, gather loot and explore a rich fantasy world.

    2026IndieSimulationRPG13.49 USDSteam ↗
  4. IDLE BOSS RUSH

    WHY THIS

    Shares auto battle, idle progression, casual and a chill mood with Slay All Bosses: Idle.

    Ranked #4 for Slay All Bosses: Idle fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Simulation with Slay All Bosses: Idle.

    Slay giant bosses and turn the hollow wasteland into the almighty kingdom! Endlessly rewarding incremental game where you collect fountains of rare loot, unleash crazy combos and watch the monsters fall under your knees. Boss Rush that keeps on going when you're gone!

    2025StrategyIndieSimulation9.99 USDDeck PlayableSteam ↗
  5. God Awe-full Clicker

    WHY THIS

    Shares a chill mood with Slay All Bosses: Idle.

    Ranked #5 for Slay All Bosses: Idle fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Adventure with Slay All Bosses: Idle.

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

    2018ActionStrategyIndieFreeSteam ↗
  6. Tower Walker: MMO Grind Simulator

    WHY THIS

    Shares a chill mood with Slay All Bosses: Idle.

    Ranked #6 for Slay All Bosses: Idle fans by collaborative filtering across millions of Steam libraries. Shares Simulation and RPG with Slay All Bosses: Idle.

    Tower Walker is a fresh new type of addictive semi-idle auto-grinder rich with features, inspired by classic MMORPGS and RTS games with indirect control over your hero. The mysterious tower awaits!

    2023IndieSimulationRPG9.99 USDDeck PlayableSteam ↗
  7. Gamblers Table

    WHY THIS

    Shares idle progression, skill tree progression, pixel art and a chill mood with Slay All Bosses: Idle.

    Ranked #7 for Slay All Bosses: Idle fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Simulation with Slay All Bosses: Idle.

    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 VerifiedSteam ↗
  8. Berserk B.I.T.S

    WHY THIS

    Shares auto battler, idle progression and a retro mood with Slay All Bosses: Idle.

    Ranked #8 for Slay All Bosses: Idle fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Simulation with Slay All Bosses: Idle.

    Berserk B.I.T.S is an idle-rpg, auto-battler, chip-collecting game that runs on your desktop. Let your B.I.T do battle and collect items. Collect rare chips and build your deck! Customize and Level up to take down intense Virus bosses as you unravel the mysteries behind the attacks on the Net.

    2025StrategyIndieSimulation5.73 USDDeck PlayableSteam ↗

Cheaper alternatives

Games in the same vein priced at least 40% below Slay All Bosses: Idle at current Steam store prices.

  1. POSTAL 2

    WHY THIS

    Priced ~80% under Slay All Bosses: Idle on Steam right now. Shares Adventure with Slay All Bosses: Idle.

    Live a week in the life of "The POSTAL Dude"; a hapless everyman just trying to check off some chores. Buying milk, returning an overdue library book, getting Gary Coleman's autograph, what could possibly go wrong?

    2012ActionIndieAdventure0.99 USDDeck VerifiedSteam ↗
  2. The Test

    WHY THIS

    Priced ~60% under Slay All Bosses: Idle on Steam right now. Shares Adventure and Simulation with Slay All Bosses: Idle.

    You will answer a series of questions that will reveal truths from deep within. These questions may make you uncomfortable, but with great knowledge comes great sacrifice. Can you make it all the way through The Test, and if you do, are you sure you want the answers you seek?

    2020IndieAdventureSimulation1.99 USDDeck VerifiedSteam ↗
  3. Milk inside a bag of milk inside a bag of milk

    WHY THIS

    Priced ~70% under Slay All Bosses: Idle on Steam right now. Shares Adventure with Slay All Bosses: Idle.

    A short story about what sort of challenges everyday little things can be. Help the girl buy milk, be the first not to disappoint her.

    2020IndieAdventure1.49 USDDeck PlayableSteam ↗
  4. Blood and Bacon

    WHY THIS

    Priced ~80% under Slay All Bosses: Idle on Steam right now. Shares Adventure and Casual with Slay All Bosses: Idle.

    This Co-op Shooter , has Day and Night levels, multiple maps, players will take on 25 enemy types and numerous bosses, like Gargantuan Monsters and Minibosses every 10 days as you explore, shoot and run for your life against the onslaught of porcine monstrosities.

    2016ActionAdventureCasual0.99 USDSteam ↗
  5. Placid Plastic Duck Simulator

    WHY THIS

    Priced ~60% under Slay All Bosses: Idle on Steam right now. Shares Simulation and Casual with Slay All Bosses: Idle.

    The ultimate high-tech rubber duck simulation, Placid Plastic Duck brings you dangerous levels of relaxation. With chill music, dreamy 3D graphics, and many different happy ducks, your only priority is to float around. Zero Ducks given.

    2022SimulationCasual1.99 USDDeck VerifiedSteam ↗
  6. Peggle Deluxe

    WHY THIS

    Priced ~80% under Slay All Bosses: Idle on Steam right now. Shares Casual with Slay All Bosses: Idle.

    Take your best shot with energizing arcade fun! Aim, shoot, clear the orange pegs, then sit back and cheer as 10 whimsical teachers guide you to Peggle greatness.

    2007Casual0.99 USDDeck PlayableSteam ↗
  7. shapez

    WHY THIS

    Priced ~80% under Slay All Bosses: Idle on Steam right now. Shares Strategy and Simulation with Slay All Bosses: Idle.

    shapez is an easy-going, minimalistic factory building game about the automation of shapes through extraction and satisfying production lines. Adapt to increasingly complex shapes and grow your factory across an infinitely expanding map. Your only limitation is your creativity!

    2020StrategyIndieSimulation0.99 USDDeck PlayableSteam ↗
  8. The Test: Hypothesis Rising

    WHY THIS

    Priced ~60% under Slay All Bosses: Idle on Steam right now. Shares Adventure and Simulation with Slay All Bosses: Idle.

    The second chapter in The Test trilogy. Answer a series of in-depth questions to reveal hidden truths about yourself and unlock secrets to discover how your life can change drastically with just a few, slight modifications. ...But are you sure you want the answers you seek?

    2020IndieAdventureSimulation1.99 USDDeck VerifiedSteam ↗

Free alternatives

Free-to-play games that recommended players of this title also tend to enjoy.

  1. Ultimate Custom Night

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it.

    Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!

    2018ActionIndieFree To PlayFreeSteam ↗
  2. Bongo Cat

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Simulation with Slay All Bosses: Idle.

    Bongo cat needs your help. Bongo cat needz more hatz!!! Every time you press a key, Bongo cat will punch your taskbar. Type, click, play, work to collect more points. Which hats will you find?

    2025IndieSimulationMassively MultiplayerFreeDeck PlayableSteam ↗
  3. NGU IDLE

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Adventure and Simulation with Slay All Bosses: Idle.

    NGU Idle is a Free To Play Idle game that's full of weird humor, tons of upgrades and hundreds of hours of content! Try out NGU Idle today and experience the joy of Numbers Going Up!

    2019IndieAdventureSimulationFreeDeck PlayableSteam ↗
  4. Virtual Cottage

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Simulation and Casual with Slay All Bosses: Idle.

    Virtual Cottage gives you a comfy place to rest and be productive without any distractions. Open the game, set yourself a goal and enjoy the atmosphere.

    2020IndieSimulationFree To PlayFreeDeck PlayableSteam ↗
  5. Magic Archery

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Simulation and RPG with Slay All Bosses: Idle.

    Train a commoner to become the greatest archer in this short incremental game! Increase your stats, gather wealth from quests, buy upgrades, and infuse your arrows with magic.

    2024IndieSimulationRPGFreeDeck PlayableSteam ↗
  6. Eternal Senia

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares RPG with Slay All Bosses: Idle.

    Thoughts and expectations ARPG

    2015ActionIndieRPGFreeDeck PlayableSteam ↗
  7. The Lab

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it.

    Welcome to The Lab, a compilation of Valve’s room-scale VR experiments set in a pocket universe within Aperture Science. Fix a robot, defend a castle, adopt a mechanical dog, and more. Still not sold? It’s free!

    2016Free To PlayFreeSteam ↗
  8. Cinderella Phenomenon - Otome/Visual Novel

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Simulation with Slay All Bosses: Idle.

    The Fairytale Curse was only the beginning...

    2017IndieSimulationFree To PlayFreeSteam ↗

Frequently asked about Slay All Bosses: Idle

Does Slay All Bosses: Idle run on Steam Deck?
Slay All Bosses: Idle is rated Playable on Steam Deck — it runs, but expect some manual adjustments (control remapping, text size, or graphics settings) for the best experience.
How much does Slay All Bosses: Idle cost?
Slay All Bosses: Idle is listed on Steam at 4.99 USD (current store price; Steam sales may reduce this temporarily).
What games are most similar to Slay All Bosses: Idle?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Slay All Bosses: Idle are Monsters Idle RPG, Monster Hunting: Incremental Grind Forever, Mushi.
Who developed Slay All Bosses: Idle?
Slay All Bosses: Idle was developed by Memoria Interactive.

imho.run ranks Steam game alternatives using a mix of collaborative filtering (ALS / iALS / EASE / LightGCN), content scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted vibes mined from review text. The page above is generated in seed mode anchored on Slay All Bosses: Idle.

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