Quem Perturba? is a useful Android app that allows users to identify phone numbers that are bothering them. The app works collaboratively, allowing users to share information about annoying numbers and report them to help others avoid scams, false kidnappings, and other annoying calls.

The app is free to use and is designed to be easy to use. Users can quickly search for phone numbers and find out if they are known to be problematic. They can also report numbers that are bothering them and share information about the calls they are receiving. The app is a great way to stay safe and avoid unwanted calls.

The app is designed to be used responsibly, and users are reminded to use it with care. It is not intended to be used to harass or threaten others, and users are encouraged to report any inappropriate use of the app. Overall, Quem Perturba? is a useful tool for anyone who wants to stay safe from unwanted phone calls.