Here is the full list of all 36 CatExpress achievements.
Fed Mimi for the first time.
Cleaned cat litter for the first time.
Delivered a parcel successfully for the first time.
Caught a fish successfully for the first time.
First time get a Vintage Television.
First time get a Catnip.
First time get a Bread Display Shelf.
First time get an Orange.
Complete all express delivery tasks.
Caught a Skate.
Caught an Arctic Char.
Caught a Clownfish.
Caught a Tuna.
Caught a Lionhead Fish.
Caught an Angelfish.
Caught a Shark.
Caught a Crab.
Caught a Paracanthurus Hepatus.
Caught a Bass.
Caught a Goldfish.
Caught a Crucian Carp.
Caught a Pufferfish.
Caught a Seahorse.
Caught an Asian Arowana.
Caught a Mola Mola.
Caught a Lanternfish.
Caught a Freshwater Crayfish.
Caught an Orange Roughy.
Caught a Rainbow Shark.
Get Christmas Tree
Crashed into a Corgi
Crashed into a Husky.
Crashed into a Crow.
Crashed into a Sparrow.
Crashed into an Akita.
Collect 72 stars.