WTF is a free Android app developed by NOS Comunicações S.A. that allows you to manage your tariff, control your balances, and win prizes and discounts. With this app, you can easily control your mobile data consumption, activate your Uber, Uber Eats, and Cinema NOS vouchers, and take advantage of exclusive hot deals for WTFs.

One of the most interesting features of WTF is the Scratch game, where you can win balance, net, discounts, and much more. The app also lets you bring friends and earn more from it. With WTF, you can easily manage your tariff and have fun while doing it.

Overall, WTF is a useful and entertaining app for those who want to control their balances, manage their vouchers, and win prizes and discounts. The app is user-friendly and easy to navigate, making it a great choice for anyone who wants to make the most out of their tariff.