The aim of "GESTIAC" (Time and activity management) is to provide a tool to help ASD people to understand in a complete and global way both activitys and the time expended between them. The application has been made by Ignacio Calle León and Ángel Hortigüela Llamo with the participation of Autismo Burgos. Design: Ignacio Calle León and Ángel Hortigüela Llamo (Autismo Burgos). Technical development: Ignacio Calle León. Pedagogical development: Ángel Hortigüela Llamo (Autismo Burgos)