Logotipo PWWPWW (Prader-Willi World) is a mobile application aimed at families with children with Prader-Willi syndrome (a rare disease), allowing them have on hand basic information for the disease management.

In addition to its informative facet includes an important social aspect, with a map to locate other families in the same situation and the ability to contact them, which is essential for any dispersed minority. It includes useful tools for families, as growth monitoring, or taking notes.

This app is developed in Android and it's available at Google Play.