"There are several things you can purchase at the store in Pets Day Out. Click on the shopping bag on the home screen and you will be shown 4 options: Add Coins, Wallpapers, Power Ups, and Upgrades.
Here, you will be shown several pricing packages to add coins to your game. you can use the coins you purchase to buy more upgrades, power-ups, wallpapers, or even unlock a new character.
Do you love Pets Day Out? Do you want to have a picture of the pets for yourself? Buy a wallpaper so you can admire the pets wherever you go!
Power-ups give you boosts when you really need. You can purchase the dash, an additional life, or a triple score power up!
Upgrades improve items you already have. The magnet, candy, and boost upgrades give you the tools you need to get through the levels easier! "