IMHO.

Single-player games like Monster Manor

Below are 8 single-player Steam games similar to Monster Manor, 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 Monster Manor page.

Ranked picks

  1. 1
    Monsters Idle RPG — Steam game cover

    Monsters Idle RPG

    Single-player alternative to Monster Manor — playable solo, no multiplayer required. Shares Simulation with Monster Manor.

    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 PlayableSingle-playerSimilar games →
  2. 2
    Feed The Forest — Steam game cover

    Feed The Forest

    Single-player alternative to Monster Manor — playable solo, no multiplayer required. Shares Simulation with Monster Manor.

    A short, innocent incremental forest-builder. Unlock snail powers to spread life in a barren desert. Feed the mysterious Forest with juice. And remember: Blood is a type of juice.

    SimulationSingle-playerSimilar games →
  3. 3
    Your Big, Cute Monster Farm — Steam game cover

    Your Big, Cute Monster Farm

    Single-player alternative to Monster Manor — playable solo, no multiplayer required. Shares Simulation and Casual with Monster Manor.

    Create a farm at the bottom of the screen and enjoy planting and harvesting with your monster companions! They handle all the work—just plan the layout, decorate, and wait for fun crop mutations. Take a break from busy life and enjoy the calm joy of farming.

    2025StrategyIndieSimulation3.99 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    Suizokukan Project — Steam game cover

    Suizokukan Project

    Single-player alternative to Monster Manor — playable solo, no multiplayer required. Shares Simulation and Casual with Monster Manor.

    Turn your desktop into an aquarium! Fish, collect, earn, and decorate your aquarium. Suizokukan Project makes for the perfect companion while you do menial work in your computer.

    2025SimulationCasual3.99 USDSingle-playerSimilar games →
  5. 5
    Summoner's Cookbook — Steam game cover

    Summoner's Cookbook

    Single-player alternative to Monster Manor — playable solo, no multiplayer required. Shares Simulation and Casual with Monster Manor.

    An incremental, idle, creature collector about summoning creatures and giving them tasks. Craft them using ingredients and fill out your Cookbook with your discoveries. Take on requests, build, expand and let your creatures do the hard work while you discover new recipes or do other things!

    StrategyIndieSimulationSingle-playerSimilar games →
  6. 6
    Bottled by Bears — Steam game cover

    Bottled by Bears

    Single-player alternative to Monster Manor — playable solo, no multiplayer required. Shares Simulation and Casual with Monster Manor.

    Join a family of bears and run the buzziest little honey farm! Collect and discover rare bees, bottle honey jars, expand your farm, and watch your flowery field bloom in this cozy idle management game.

    2026IndieSimulationCasualSingle-playerSimilar games →
  7. 7
    Time Is Honey — Steam game cover

    Time Is Honey

    Single-player alternative to Monster Manor — playable solo, no multiplayer required. Shares Simulation and Casual with Monster Manor.

    Time Is Honey is a relaxing idle game where you manage bee hives. Collect unique bees by opening bee packs, take care of them in real-time and then turn it all into profit. Unlock, upgrade and customize your hives, and enjoy completing your collection of bees.

    2024SimulationCasual5.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    My Money Grows On Trees — Steam game cover

    My Money Grows On Trees

    Single-player alternative to Monster Manor — playable solo, no multiplayer required. Shares Simulation with Monster Manor.

    Click. Water. Grow. Harvest. Explore. Upgrade. Profit. An incremental-minimalist clicker farming game about growing your own farm full of money trees! 🌳 Ever wondered what it'd be like if money grew on trees? 💸Online co-op supported!

    2025ActionIndieAdventure9.99 USDSingle-playerSimilar games →