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2. How to make payments with your phone - AOL

   www.aol.com/finance/payments-phone-164336000.html

   First, add your credit and/or debit cards to Apple Pay. Open the Wallet app on your iPhone, tap the plus sign and follow the instructions to add a new card to Wallet. Once you’ve added the card ...

3. Square (financial services) - Wikipedia

   en.wikipedia.org/wiki/Square_(financial_services)

   Square is a financial services platform by Block, Inc. for small and medium-sized businesses. [1] [2] It enables accepting credit card payments using smartphones as POS registers, and facilitates various business operations. As of 2023, Square reports 4 million merchant clients and an annual payment value of US$ 210 billion.

4. Apple Pay - Wikipedia

   en.wikipedia.org/wiki/Apple_Pay

   Apple Pay is a mobile payment service by Apple Inc. that allows users to make payments in person, in iOS apps, and on the web. Supported on iPhone, Apple Watch, iPad, Mac, and Vision Pro, Apple Pay digitizes and can replace a credit or debit card chip and PIN transaction at a contactless-capable point-of-sale terminal.

5. Near-field communication - Wikipedia

   en.wikipedia.org/wiki/Near-field_communication

   This chip is commonly found in smartphones and other NFC devices. Near-field communication ( NFC) is a set of communication protocols that enables communication between two electronic devices over a distance of 4 centimetres (1.6 in) or less. [1] NFC offers a low-speed connection through a simple setup that can be used for the bootstrapping of ...

6. What Is a Digital Wallet and How Do They Work? - AOL

   www.aol.com/digital-wallet-182547764.html

   A digital wallet is a cashless payment system that stores your payment information and allows you to make transactions through your devices, without swiping a debit or credit card.. These systems ...

7. Is it safe to give an app my credit card information? - AOL

   www.aol.com/finance/safe-app-credit-card...

   The bottom line. Popular credit card-based apps such as Uber, Lyft, Google Pay and DoorDash will ask for your credit card information for convenience of use. Considering there are standards that ...