Vanguarda Serviço is a free Android app designed to assist viewers with the digital signal of the Vanguard Network São José dos Campos and Taubaté. This app offers a comprehensive solution to the problems faced by viewers with the digital signal of the Vanguarda network. The app provides a service called "Vanguard HD +" where viewers can get all the information about the digital signal of the Vanguarda network and the shutdown of analog TV. The app also helps viewers find the best way to point their antenna and get a great signal to their TV. With Vanguarda + HD, viewers can report any signal problem or reception issues and get a quick response. The app is user-friendly and provides a seamless experience to the users.