Apple Wallet (referred to as simply Wallet) is an application in Apple's iOS (branded as Passbook in iOS 6–8) that allows users to store coupons, boarding passes, event tickets, store cards and, starting with iOS 8.1, credit cards, loyalty cards, and debit cards via Apple Pay. The technology is designed by Apple Inc. and was presented at the 2012 Apple Worldwide Developers Conference (WWDC) on June 11, 2012 under the name Passbook (it will be referred to simply as Wallet beginning with iOS 9).