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Games like The Big Book of Monsters

If The Big Book of Monsters is your kind of game, the closest matches are Naxos, Pioneer Clicker and High Fantasy Idle — picked from the ranked list below. 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 The Big Book of Monsters: EARLY ACCESS: Embark on an epic journey in The Big Book of Monsters! Customize your heroes, face unique enemies across adventures, and master a dynamic upgrade system. Unlock powerful abilities, manage alchemy timers, and dive into a prestige system where strategy shapes your path to ultimate power.

2024IndieAdventureSimulationRPG2.99 USDWindowsby Sam Cherry
The Big Book of Monsters — Steam game cover

Players who liked The Big Book of Monsters also play

Steam players who put hours into The Big Book of Monsters 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. Naxos

    WHY THIS

    Top pick for The Big Book of Monsters fans by collaborative filtering across millions of Steam libraries. Shares RPG with The Big Book of Monsters.

    Naxos is like all of my other games! I just feel like there arent many Auto Battle RPGS out there.... I really want to keep moving the genre forward!

    2022RPG2.99 USDSteam ↗
  2. Pioneer Clicker

    WHY THIS

    Second-strongest match for The Big Book of Monsters fans by collaborative filtering across millions of Steam libraries. Shares Simulation with The Big Book of Monsters.

    Clicker game played at the bottom of the screen. A village chief is lost on the road after his village is destroyed by demons. The lord of the village gives him an order to open up a new frontier and cultivate the land. The village chief's hell of endless cultivation begins.

    2024StrategySimulationCasual5.99 USDSteam ↗
  3. High Fantasy Idle

    WHY THIS

    Third-strongest match for The Big Book of Monsters fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with The Big Book of Monsters.

    High Fantasy Idle is an idle RPG with unique class-based gameplay and hundreds of achievements and secrets to find. Level up by farming, battling, and researching while buying items and perks, then rebirth to find newfound power! Embark on a journey of fantasy and mystery to unravel your destiny.

    IndieAdventureRPGSteam ↗
  4. Bloobs Adventure Idle

    WHY THIS

    Ranked #4 for The Big Book of Monsters fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with The Big Book of Monsters.

    A massive RuneScape-inspired idle RPG built for long-term progression. Train 24 skills, defeat bosses, collect over 500 souls, and bank offline time to accelerate your progress whenever you choose.

    2026IndieAdventureRPG7.99 USDDeck PlayableSteam ↗
  5. Mirage - Idle RPG

    WHY THIS

    Ranked #5 for The Big Book of Monsters fans by collaborative filtering across millions of Steam libraries. Shares Simulation and RPG with The Big Book of Monsters.

    An idle incremental bullet heaven where you fight waves of enemies, collect loot, and grow stronger every run. Play four different classes, craft items, run a shop, tend a garden, raise pets and keep progressing even while you're away.

    2026ActionSimulationRPGSteam ↗
  6. Gaiadon: Eternal Quest

    WHY THIS

    Ranked #6 for The Big Book of Monsters fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with The Big Book of Monsters.

    An Epic Incremental/Idle RPG

    2024IndieAdventureSimulation4.49 USDDeck PlayableSteam ↗
  7. Idle Reincarnator

    WHY THIS

    Ranked #7 for The Big Book of Monsters fans by collaborative filtering across millions of Steam libraries. Shares Indie and Simulation with The Big Book of Monsters.

    An incremental RPG where you reincarnate through lifetimes, mastering professions, unlocking skills, and exploring mystical realms.

    2025IndieSimulationRPG4.99 USDDeck PlayableSteam ↗
  8. Weapon Shop Fantasy

    WHY THIS

    Ranked #8 for The Big Book of Monsters fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with The Big Book of Monsters.

    A shop game with RPG? Or is it RPG with a shop? Collect materials, Craft weapons, Train your staff and defeat your enemy! This is Weapon Shop Fantasy!

    2017IndieAdventureSimulation4.99 USDSteam ↗

Cheaper alternatives

Games in the same vein priced at least 40% below The Big Book of Monsters at current Steam store prices.

  1. POSTAL 2

    WHY THIS

    Priced ~67% under The Big Book of Monsters on Steam right now. Shares Indie and Adventure with The Big Book of Monsters.

    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. Milk inside a bag of milk inside a bag of milk

    WHY THIS

    Priced ~50% under The Big Book of Monsters on Steam right now. Shares Indie and Adventure with The Big Book of Monsters.

    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 ↗
  3. Blood and Bacon

    WHY THIS

    Priced ~67% under The Big Book of Monsters on Steam right now. Shares Adventure with The Big Book of Monsters.

    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 ↗
  4. shapez

    WHY THIS

    Priced ~67% under The Big Book of Monsters on Steam right now. Shares Indie and Simulation with The Big Book of Monsters.

    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 ↗
  5. Shower With Your Dad Simulator 2015: Do You Still Shower With Your Dad

    WHY THIS

    Priced ~67% under The Big Book of Monsters on Steam right now. Shares Indie and Simulation with The Big Book of Monsters.

    "Shower With Your Dad Simulator 2015: Do You Still Shower With Your Dad?" is a fast paced shower-simulation where you shower with your 8-bit dad.It's good, clean fun!

    2015ActionIndieSimulation0.99 USDDeck VerifiedSteam ↗
  6. Montaro

    WHY THIS

    Priced ~67% under The Big Book of Monsters on Steam right now. Shares Indie with The Big Book of Monsters.

    Montaro is a DOGE.

    2016IndieCasual0.99 USDDeck PlayableSteam ↗
  7. Bit Blaster XL

    WHY THIS

    Priced ~67% under The Big Book of Monsters on Steam right now. Shares Indie with The Big Book of Monsters.

    Bit Blaster XL is a fast-paced, retro arcade shoot 'em up (shmup) inspired by the classic quarter-munchers of the ‘80s. Easy to pick up, hard to put down, boost, dodge, shoot, and chase high scores in this addictive, old-school action game!

    2016ActionIndieCasual0.99 USDDeck VerifiedSteam ↗
  8. Dictators:No Peace Countryballs

    WHY THIS

    Priced ~67% under The Big Book of Monsters on Steam right now. Shares Indie and Simulation with The Big Book of Monsters.

    Dictators : No Peace Countryballs is a war simulation and dictator game. This is a fun,simple and some say a funny countryballs game. If you like simulation games, you will love playing Dictators : No Peace. Play as a dictator of your favourite country and colonize the world.

    2020StrategyIndieSimulation0.99 USDSteam ↗

Free alternatives

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

  1. Life is Strange - Episode 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Adventure with The Big Book of Monsters.

    Episode 1 now FREE! Life is Strange is an award-winning and critically acclaimed episodic adventure game that allows the player to rewind time and affect the past, present and future.

    2015ActionAdventureFreeDeck PlayableSteam ↗
  2. Helltaker

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with The Big Book of Monsters.

    Helltaker is a short game about sharply dressed demon girls.

    2020IndieAdventureFree To PlayFreeDeck PlayableSteam ↗
  3. Ultimate Custom Night

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with The Big Book of Monsters.

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

    2018ActionIndieFree To PlayFreeSteam ↗
  4. Bongo Cat

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Simulation with The Big Book of Monsters.

    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 ↗
  5. The Murder of Sonic the Hedgehog

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Simulation with The Big Book of Monsters.

    Sonic the Hedgehog...was murdered!? Get to the bottom of the mystery in this brand-new adventure!

    2023IndieSimulationFree To PlayFreeDeck PlayableSteam ↗
  6. NGU IDLE

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with The Big Book of Monsters.

    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 ↗
  7. Grimm's Hollow

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with The Big Book of Monsters.

    A spooky, freeware RPG where you search the afterlife for your brother. Reap ghosts with your scythe, explore haunted caves, and eat ghostly treats on your journey through death.

    2019IndieAdventureRPGFreeDeck PlayableSteam ↗
  8. Virtual Cottage

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Simulation with The Big Book of Monsters.

    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 ↗

Frequently asked about The Big Book of Monsters

How much does The Big Book of Monsters cost?
The Big Book of Monsters is listed on Steam at 2.99 USD (current store price; Steam sales may reduce this temporarily).
What games are most similar to The Big Book of Monsters?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside The Big Book of Monsters are Naxos, Pioneer Clicker, High Fantasy Idle.
Who developed The Big Book of Monsters?
The Big Book of Monsters was developed by Sam Cherry.

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 The Big Book of Monsters.

For library-aware picks tuned to your specific taste, sign in with Steam on the home page.