It’s passive, you don’t have to do anything once you have set it all up. Then the money you get rewarded goes straight off your phone bill. A nice little bonus especially at the moment when bills are rising! Which networks does the app work with? You have the option to withdraw your earnings from Airtime Rewards to 8 different networks, namely: 3, EE, giffgaff, Lebara Mobile, Lycamobile, Now PAYG, O2, and Vodafone. If your network is not on the list, withdrawal is impossible. Nevertheless, you can still link to a family member’s account or continue collecting your earnings. This might encourage you to switch to one of the listed…