Here is the full list of all 18 Kitty Play achievements.
Learn all the rules of behaving in the house.
Learn to play ball.
Live a month in the family.
Foil the parrot's plot.
Chase the parrot back into his cage.
Play all the games with the ball.
Kick all the balls into the goal.
Complete all the tasks related to helping the little lady.
Repel the mouse horde.
Earn the right to exit the flat.
Make the bull terrier stop bullying cats.
Complete all the letter-related tasks given by the smart rat.
Solve all the smart rat's riddles.
Mark the whole flat.
Be a good enough cat that the little lady takes a photo of Parfenty.
Be a good enough cat that the humans buy a playground for Parfenty.
Be a good enough cat that the family gifts a cat palace to Parfenty.
Become the family's favourite cat.