567992 Nurburgring webcam app

Brief: I am looking for a developer to create a mobile application that allows the user to see what is going on at the famous Nurburgring track in Germany, through 5 webcams that take pictures of the track every 60 seconds. Here is an example of one of the camera's: [login to view URL] Features & Requirements: - For iOS & Android (separate versions) - Lite and premium version (premium will have more webcams) - Feature to ask Lite user if they want to upgrade to premium after they exit the app on the 1st, 5th, 20th, 50th and 100th time (yes links to marketplace, no exits app) - Compatible with multi dimension screen sizes including Tablet - 1 splash page - 1 menu page leading to: 1) up to 5 live cams, 2) track info tab which includes; track stats, motor racing and event dates & information, 3) Nurburgring live twitter feed (pulling tweets with certain hash tags, 4) button to link to my Facebook page. - A basic web based admin panel to be able to update track stats, race & event fixtures. - A simple way to cycle through the webcams - Webcam images to automatically refresh every 60 seconds - Social media sharing of webcam images - Users able to download current image to their device - Design work for the whole app, I have attached a mockup of the menu page (without buttons), I will provide logo image and any images for the market place.