App Name: Square
Description: Square allows you to accept credit cards and cash on your Android device. After signing up, you will receive a free Square Card Reader, that hooks up to your device via the headphone jack. There is a 2.75% per swipe for Visa, American Express, MasterCard and Discover. No contracts, monthly fees or merchant accounts. Funds are deposited into your bank account the next day. They also have a new app: Square Card Case, which allows you to pay with your name at local merchants that have the Square system.
Developer: Square, Inc.
Square Android App, Accept Credit Cards Anywhere – Bestandroidappsreview.com
Square Android App – A Simple Mobile Payment Solution – Techstuffs4u.com
Square Mobile now available for Android – Androidcommunity.com
Square Mobile Payments for Android and iPad (video) JordanTheCheapGeek