The "Denúncia de Estacionamento" app allows users to submit complaints about illegal parking to the appropriate authorities. It covers various parking infractions, such as parking in disabled spots or in front of traffic lights. The app is free, ad-free, and its source code is open and shared on GitHub.

Users can easily report wild parking incidents, knowing that authorities follow up on citizen complaints as per traffic regulations. With over a thousand records raised in just three months in Lisbon, the app's coverage spans across all regions of the country. Consider the app's open-source nature when evaluating its utility.