Over recent years the process of collecting data in statistical processes has undergone significant changes caused mainly by the speed of technological changes generated by the phenomenon of the internet and mobile phones. .In 2019 it was decided to develop an app for the demographic survey that begins its data collection campaign in November this year. The purpose of the presentation, therefore, is to explain how the Basque Statistics Institute uses apps as a new data collection channel and to present the results obtained in both projects.