- database downloaded from internet
- data update in centralized manner (via push notification)
- multidimensional views (event / partner / book / location views) with detail view
- guided direction to locations (map)
- category filter on events (presentation / dedication / concert / meeting) and partners (person / institution)
- mark on preferred events / books
- multiple filters and links
- text and image share possibility on event
- optionally the event is inserted in the preferred calendar
- multilingual
- help
- anonymous feedback of preferred events / books to operator
- latest android technology & libraries
- compatibility with Android 5.1 .. Android 12