IUCr2017 app is now available for download from the android store. You can download the app to explore the full scientific program, delegates, Hyderabad, India and a lot more. The app allows customization of the event by selecting favorite speakers, sessions and exhibitors. There is also a section on free access. The complete scientific literature published in IUCr Journals will be available for free reading in the Congress Centre during the Congress. This can be accessed easily through the app. Further, you will be able to read all the abstracts and view all the e-posters before and during the Congress in the app itself. There is also a social networking component which allows you to edit your own profile and connect with other delegates. You can send them a message, set a meeting request or check their feed at any time.