1. I've used this application once to refill my service and I am well pleased with it .And it didn't take long to get my service back on thank you.your application is not updated and does not work correctly.inputting the phone number is weird but i still give it 5 stars its saved me so much money on my prepaid planProfessional, but u need to deal with t-mobile alsoBOTH TIMES IVE USED IT I BOUGHT THE CARD, AND NEVER GOT THE PRODUCT!!!!!!!Very easy, fast, and convenient.Makes shopping for cellular deals easy Thanksit's easy good and fast and really cheepVery convenient.