tuck. is a leading cashback app in the UK that helps shoppers earn instant cashback at popular retailers including Tesco, ASDA, Cineworld, Boots and hundreds more. Unlike traditional cashback platforms that make users wait weeks for rewards, tuck. gives cashback instantly through digital gift cards and everyday spending offers. The app also supports loyalty card storage, Apple Wallet and Google Wallet integration, fast withdrawals, and referral rewards, making it an easy way to save money on everyday shopping.