Can I use the square credit card reader with Iphone 3Gs?

Square with 3Gs

Square Credit Card Reader

Square Credit Card Reader

Product No Longer Available

2 Answers from the Community

  • Best Answer:

    Yes. Make sure your 3GS is running firmware 4.0 or later in order to use the Square app.

  • As long as it is running iOS4 or higher. It works splendidly on my 3GS.