"Todas Por Uma" is a free Android app developed by todasporuma.app. It is a powerful tool that allows women, especially those in vulnerable situations, to call for help securely. The app allows users to pre-register trusted contacts as "Angels" who can be alerted in case of an emergency. These Angels will be notified with the victim's real-time location to offer immediate assistance.

The app comes with features that are unique and innovative. It is an excellent tool for providing safety to women in their daily lives. The app is easy to use and has a simple interface. With just a few taps on the screen, users can alert their Angels, who can then come to their aid. "Todas Por Uma" is an app that every woman should have on her phone to ensure her safety.