This is my first app written in pure Swift. It is a cooperation with the Austin, TX located startup company SellPhone Corp.
You can get cash by check, cash today, via PayPal or donate the value for your unused devices.
The tutorials at raywenderlich.com were very helpful to me, specially MapKit stuff.
I have placed a more detailed description here: http://electricworkflow.com/sellphone
The link to App-Store is here: https://itunes.apple.com/us/app/id1095646036
Here some images
