Cruz Roja is a free Android app developed by Cruz Roja Española that provides a personalized experience to become part of their humanitarian aid organization. The app offers several functionalities to support their causes and missions, make volunteering accessible, and receive personalized attention for individual needs.

This app is designed for people who want to volunteer, support the organization's humanitarian work, keep up-to-date with their activities, or have enrolled in any training program. With the "Cruz Roja" app, users can access the organization's calendar and program of activities, update their volunteer information, find the nearest offices and centers, and receive personalized notifications.

Apart from these functionalities, the app also offers news updates, information about their plans, projects, and programs, and a center locator to avail assistance. Users can also find personalized information about the organization's activities.

Overall, the Cruz Roja app is an excellent tool for those who want to participate in humanitarian work and support the organization's noble cause.