Develop IOS, Android & HTML5 Music/Dating app

Check example: [login to view URL] and screens attached first. European developers preferred! Only mobile developers with examples of similar Apps considered. Location aware social app with Home with feed, Real-time Heatmap, Guide (Agenda), Social, Music and Settings sections: Log-in: Facebook, Instagram, Youtube, Soundcloud, Spotify. First log-in download profile information and interests from network 1. Account, edit/delete/add pictures and interests. Interested to meet (set filters like male, female, interests, activities). 1.b my friends/clubistas 1.b my playlists 1.c. notifications event start fav artists match 2. Homescreen: displaying 3 events per screen (scroll) with friends and members attending, distance/time to event, ticket price, time left, till what time live status (beacon), hotspot 3. Map: real-time heatmap with locations, events, pinned users, interests (incl clustering and geofencing with Google Maps) 4. Social: listing of friends/members - match% with user profile - not interested/interested - attending next event (based on proximity) 4.b Social: detail page friend/member - match% based on similar interests, events attended, paths followed,  activities, not interested/interested, block user/unblock user, pin user (if accepted by other user) 4.c Social: contact option (premium only): messaging, meet@ event meeting request (in agenda?) 4.d Social: send charm- dance (credits) 5. Events: list of (live/upcoming/archived) events incl line-up, friends and users attending, follow event, link to event page, link to location page, link to playlist. sort by date, name, map 5.b DJs: list of DJs/performers 5.c DJ detail - List of Playlists 5.d Event detail - Past DJ Playlist, Live DJset Playlist, Upcoming DJ (alert) Attend Event - Book Tickets (payment) - Reserve Guestlist (premium) 5.e Location detail 6a. Playlist per DJset with likes from friends and members 6b. share playlist with facebook, twitter (including pic and bio from API) - (premium) Export Playlist to Spotify, Youtube, Deezer, Soundcloud, Beatport, Apple Music Back office: * link to social/music networks/import data/post activity * maps api, geofencing (monitored locations), clustering (where members gather) We need the application in IOS, Android and HTML5 delivered within 4 weeks after acceptance. 20% Advance (released after approved interactive User Interface) 30% Second Phase (released after 50% of app is finished) 50% Upon delivering approved apps (3x)