Aplicativo Petrópolis is a free Android app developed by PlataformaDigital in partnership with the Secretaria de Cultura and the Prefeitura Municipal de Petrópolis. This interactive guide provides a comprehensive tour of the Imperial City with a personalized audio guide that describes the city's beauty and attractions.

With this app, you can explore Petrópolis at your own pace, as the audio guide is tailored to your location and interests. You can choose from different tours, such as historical sites, museums, parks, and gardens, and get detailed information about each place. The app also includes a map with the location of each attraction, making it easy to navigate the city.

Overall, Aplicativo Petrópolis is a must-have app for anyone visiting the Imperial City. With its user-friendly interface, personalized audio guide, and comprehensive information, it provides an excellent way to explore the city's rich history and culture.