Games Like Rat Overflow

Rat Overflow

Rat Overflow is an adorable rat breeding simulator about genetics, glory, and having way too many rats. Develop your show winner bloodlines and breed thousands of unique rat coats!

★ EGGO ★ PC FISH: TASKBAR AQUARIUM ★ BOBO BAY ★ CHONKERS ★ SPIRIT CITY: LOFI SESSIONS ★ BUGABOO POCKET ★ JOYQUARIUM ★ DIGIMON WORLD: NEXT ORDER ★ CROAKOLOCO ★ KOI FARM ★ MYVOICEZOO ★ CORNERPOND ★ WE ♥ IT 
1

Eggo

84% 👍 OF 346
About This Game

Raise your baby, get married, and hatch eggs with friends right on your desktop! Start with a single egg and nurture Eggo into your special companion. Let it search for treasures from different planets on your desktop and keep you company. Dress your Eggo and even date your friends'. Play with Eggo!

3

Bobo Bay

96% 👍 OF 857
About This Game

Bobo Bay is a cozy pet simulation game where you raise Bobos day by day. Train them, accessorize them, mash (breed) new generations, compete in events, explore randomized islands, improve the town, and discover new species as they grow.

Player reviews say you can…

  • …Breed New Bobos
  • …Race and Brawl
  • …Explore Daily Islands
4

Chonkers

88% 👍 OF 613
About This Game

Chonkers is a cozy and relaxing idle game. Adopt the cutest fur balls and watch them ramp up the chonk scale as you play with them. Find them a new family. They’ll pay A LOT for your hefty chonker! Complete your collection by finding all the breeds and the rarest space cats!

Player reviews say you can…

  • …Raise Cats into Chonkers
  • …Collect Space Cats
  • …Rehome Cats for Cash
5

Spirit City: Lofi Sessions

98% 👍 OF 16K
About This Game

Spirit City: Lofi Sessions is a gamified focus tool, set to a soothing lofi soundtrack. Discover and collect Spirits, customize your cozy virtual space, and facilitate your real-life tasks with a collection of handy features designed to improve concentration and ease stress.

Player reviews say you can…

  • …read clue entries and combine activity, time, sounds, and lighting to lure a specific spirit into appearing
  • …open an in-game YouTube browser to play your own podcasts or livestreams without leaving, then mix them with in-game rain or white noise
  • …customize layered ambience in real time with rain, thunder, fireplace crackle, birds, cooking, dishwasher, typing, and cat purring at separate volumes
6

Bugaboo Pocket

88% 👍 OF 303
About This Game

A relaxing, semi-idle pet game starring bugs from land, air and sea! Play as a research scientist living in a cabin with just your bugs and a penpal for company. Spoil them with pets, minigames, food and furniture. Raise and release bugs to help Beetleback Ridge recover from a devastating fire.

7

Joyquarium

90% 👍 OF 618
About This Game

Joyquarium is a relaxing casual fish-raising game. Buy various cute fry and sell them at a high price after they grow up. With the money you earn, you can purchase aquatic plants, driftwood, scenery stone, etc. to decorate your tank (you can freely adjust the color, size, and position).

Player reviews say you can…

  • …Raise And Sell Fish
  • …Design Custom Aquariums
  • …Earn While Away
8

Digimon World: Next Order

81% 👍 OF 3.0K
About This Game

The Digital World has run rampant with Machinedramon and is now in a state of utter chaos. As a Digidestined, it’s up to you to restore order to the world in Digimon World: Next Order, a monster collecting RPG.

Player reviews say you can…

  • …Raise Two Digimon
  • …Shape Their Evolutions
  • …Rebuild Floatia
9

Croakoloco

91% 👍 OF 523
About This Game

Croakoloco is a relaxing frog collecting idle game. Watch them jump, croak, and eat delicious flies. Grow frogs, feed frogs, or take control of one in “Froggy Mode” for a more active play style!

Player reviews say you can…

  • …Collect Frog Packs
  • …Hunt Golden Flies
  • …Breed for Bonuses
11

MyVoiceZoo

92% 👍 OF 3.7K
About This Game

My Voice Zoo is a unique idle zoo game brought to life with your own voice. Record your sounds through the microphone and turn them into animal calls, creating a one-of-a-kind zoo found nowhere else. Start building your very own zoo, complete only with your voice!

Player reviews say you can…

  • …record an animal sound into your mic, then hear that exact clip loop to earn cash for buying more animals.
  • …buy a duck costume that overwrites every animal's voice line with your duck recording until you switch costumes back.
  • …treat it like a mini studio and build full music covers by assigning different sung parts to different animals.
12

Cornerpond

97% 👍 OF 2.8K
About This Game

A chill idle-fishing desktop toy in the corner of your screen. Buy upgrades, catch rare fish, and customize your avatar at your own pace!

Player reviews say you can…

  • …haul up a 2,000‑pound beluga whale with a fishing rod and a worm, then sell it seconds later on an illegal whale‑meat market.
  • …stack rain with Legendary consumables to cut bite times by 80%, gain 60% XP, and boost shiny odds 8x in one burst.
  • …keep it running in a tiny always-on-top window while you work, then tap rare fish on a second monitor or drawing tablet when they appear.