Events in Europe that are exclusively or largely about mobile technology (Android, iOS, Windows Phone, mobile web and similar).
This list only includes longer events (typically half-day or more, no evening meet-ups) and, so far as I can tell from the conference websites, only events either exclusively conducted in English or with significant English language content.
The Droidcon Berlin, organized by the Mobile Seasons GmbH will take place from 3rd September to the 5th September 2017 at the Messe Berlin in Berlin, Germany. The conference will cover areas like to present and discuss projects at the droidcon barcamp, to
3rd–5th September 2017