The Square Cash app makes sending and receiving money free and easy, but make sure your e-mail account is truly secure before using it.

Tap to Pay on Android officially launched Wednesday night, allowing sellers to receive payments on eligible smartphones running the Square POS app without extra hardware.

Square sellers and new merchants can begin using Tap to Pay on Android today by downloading the Square Point of Sale, Square Appointments, Square for Restaurants, or Square Invoices app on ...

The iOS and Android versions of this app are essentially the same, with the iPad-specific app bringing on some additional management tools you'll only otherwise be able to access in a web browser ...

Square is the nifty little mobile payment device that can be attached to a smartphone or a tablet and used to accept payments from a credit or debit card. The service is offered alongside two apps ...

Square has always made hardware, but its new Android-based tablet shows it’s serious about controlling the payments experience.

Some customers of Square's Cash app have gotten a surprise in the past week. The app, which is used for payments between friends and is a competitor to Venmo, has also given them the option to buy ...