Two payment companies have teamed up to let developers sell in-app purchases outside the App Store, offering a single service that works across iOS and web. Even small businesses can save money on the ...

Discover how Apple Pay, a popular contactless payment system by Apple, works and its growth as the leading digital wallet in the U.S.

In recent years, digital wallets and payment apps have become an integral part of how people manage money. With just a few taps, purchases are confirmed, bills are paid, and transfers are complete.