iTunesURL: https://itunes.apple.com/us/app/iortho+/id433505647?mt=8
This is an universal application that runs on both iPhone and iPad. This app is basically for students and clinical assistants to study about orthopedics. This covers text as well as demonstration with Rich media like video and images.
This app picks its data from Amazon server, so if any new content has to be pushed to app, just deploy it on amazon and it will be synced automatically from the server.
This application has in app purchasing feature. One one study item is free, rest of the study items has to be purchased.
The key feature of this application is work offline. Once the inapp purchase is successful, it will ask the user if they are interested to download content including videos. Based on the network feasibility, they can select if they want to download videos or not. If videos are downloaded once, they they will be played from local files, else they will be streamed.