Vistoria Proteauto is a free Android app developed by Wip - Desenvolvimento Web, falling under the category of Business & Productivity. The app enables you to inspect your truck by taking photographs through your smartphone, following the app's lead on the appropriate areas to photograph. Additionally, you can sign contracts to join the association.

The app is user-friendly and has a straightforward interface. Upon opening, it prompts you to log in or create an account, after which you can access the main menu with two options: "Vistoria" and "Contratos." The "Vistoria" option will take you through a step-by-step process of photographing your truck, starting with the front and moving towards the back. The "Contratos" option allows you to sign contracts by filling in your personal information and appending your signature using your smartphone's touchscreen.

Overall, Vistoria Proteauto is a handy app for truck owners who want to inspect their vehicles and sign contracts on-the-go. The app is free, easy to use, and comes with no hidden costs or in-app purchases.