Cow Evolution field notes Merge. Discover. Repeat.
Cow Evolution app icon Cow Evolution

A cattle catalog in progress

Cow Evolution:
Idle Merge Game

Discover cow mutant species, merge animals and have fun in this evolution game.

Merge cows Collect coins + crystals Customize creatures
Get it on Google Play
A newly discovered mutant cow in Cow Evolution
Cows ready to be merged in the Cow Evolution farm
Cow Evolution app icon
Field note 01Two cows can become something unexpected.
Field note 02Every discovery starts with one more merge.

A farm where the catalog keeps growing.

Combine cows to discover new mutant creatures, build up your farm, and keep finding new combinations along the way.

The field guide

Three notes from the farm

Keep the creatures coming, then make the farm your own.

01 / COMBINE

Find fresh mutant species

Merge cows and test new combinations to add more creatures to your farm.

02 / COLLECT

Keep coins and crystals moving

Collect coins and crystals as you develop your farm and continue your discoveries.

03 / CUSTOMIZE

Give every creature its own look

Use hats, clothes, and accessories to customize your animals.

Discovery journal

The herd is never quite finished.

Each new combination can bring another mutant creature into view. Keep merging, collecting, and expanding the catalog.

A cow upgraded with coins and a magnet power-up
JOURNAL ENTRY / 03

Build the collection one discovery at a time.

Fuse animals, collect resources, and use what you gather as the farm continues to evolve.

Large mutant cow creatures shown in another Cow Evolution world
JOURNAL ENTRY / 04

Follow the discoveries beyond the first field.

Discover other worlds and keep an eye out for even more mysterious creature species.