Number portability phones has been in place for 8 years, therefore, the changes of a landline operator or mobile become increasingly constant, as the tariffs and rates were being reduced between competitors.
For the average user, the question arises: "What will be the operator of the number that will connect?".
Before, it was only decorate the early and go! Course begins with ... 88, 84 ... is the Hi, and so on ... (each region had its). At the moment it is common to see a mess like that, act as his close friend changed operator without you knowing. You call thinking they will earn bonuses ... Finally ... there is a hell increase in your account!
We decided to create an "application" to make it easy and convenient to know which carrier'm calling, we created the "QualOperadora?" a specialized application to check this and caters to both cellular and landline.
QualOperadora? - App that allows you to check and find out which is the operator of a phone number, whether fixed, mobile or radio, he has done or not portability. The App QualOperadora find all carrier Brazil phones, including: Vivo, TIM, Claro, Hi, Embratel, Nextel, Sercomtel, CTBC and more. Try it, it's FREE!