This app unlocks the full version of both FoxFi and PdaNet. Please install this key app from Play Store after purchasing. If you haven't installed PdaNet or FoxFi, please also do so from either Play Store or at http://pdanet.co/install Please read the following agreement and refund policy below before purchasing the full version. 1. For most Android phones please install PdaNet instead of FoxFi. Only models with certain version of Androids can run FoxFi. Please see the list at http://pdanet.co/devices for compatibility. 2. We do not provide any sort of warranties for our apps due to many things we can't control. Carriers may be finding ways to interfere unpaid tether usages, most commonly through system updates. 3. We have extended the refund period from Play Store's 15 minutes to 21 days. Please use the contact link in the order receipt email to request refunds. We won't be able to refund after 21 days, even if some features in PdaNet or FoxFi stop working due to causes we can't control. After installing the full version key, both FoxFi and PdaNet should display "Full Version Unlocked" at the bottom and should no longer prompt you to purchase. If that is not happening please contact us. Rare issues in Play Store do happen from time to time. It could also be caused by problem with your Google account.