Mobile credit card payment processing apps for Android include PayPal, Square, SumUp, QuickBooks and Shopify, offering varied ...

Learn about the best mobile credit card readers for SMBs.

To help support our reporting work, and to continue our ability to provide this content for free to our readers, we ...

Editorial Note: Blueprint may earn a commission from affiliate partner links featured here on our site. This commission does not influence our editors' opinions or evaluations. Please view our full ...

Mobile payments startup Square said today that its iPhone and Android applications are live, and that it has begun to ship its first wave of credit card readers. The San Francisco company, started by ...