1.Same device could download infinitely without paying again. However, if you change to another device, you need to pay again.
2.One payment for one device each time. There is no need to pay the second time for the same device. Double payment please hand in an explanation report in Paypal so that we could refund you one of the payment.
3.Sometimes there will a delay for the system, you should wait for a while or refresh this page to re-download the application again and you do not have to pay for it this time.
4.Other questions related please email us: firstname.lastname@example.org