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.

Using a compatible Android device, a seller simply opens a Square point-of-sale app, enters the sale and presents their smartphone to the customer.

Square preparing to allow merchants with Android devices to accept "Tap to Pay" contactless NFC payments without a dedicated card reader.

The app itself is free and works with iPhones, iPads and Android. The company promises robust security, too. Check out the Square app. Reported By Daniel Sieberg, KYW Newsradio ...

Updated Square Register apps in the iOS and Google Play’s Android app stores — part of the company’s bigger solution that lets merchants turn their iOS or Android smartphones and tablets ...

The company is hoping to expand itself a bit with its latest API, which allows developers to integrate Square payments into their independent Android apps.

The only purpose for this Square-made tablet is to process Square payments. It's based on Android but doesn't run any apps other than the Square payments app.

Last year, Square added hands-free payments in the iOS app for Pay With Square. Today, this functionality is being added to the Android app.

Square launched Tap to Pay on Android in GB, empowering sellers to securely accept contactless payments with an Android device, at no additional cost.

The Square app and credit card reader is ideal for any small business.