The download button opens the iTunes App Store, where you
may continue the download process. You must have iTunes installed with an
active iTunes account in order to download and install the software. This
download may not be available in some countries.
From Fira Barcelona:
Put the EVS27 app on your mobile device for easy access to the latest information on the event.CongressProfessional activities Networking This app offers the following features: Information on the activity programme, organized by event and date. Speakers organized alphabetically and by session, including detailed information. Exhibitors organized alphabetically. Management of contacts made during the event. Dates, schedule, location and layout of the congress. Follow the event on Twitter with hashtag #EVS27 Add speakers, sessions and exhibitors to your Favourites.