A new IOS Go app is released by the HK company E-Intuit at http://e-intuit.hk/goeye
The app is a full-fledged SGF viewer and editor. It is called "Go Eye" as it can recognize go images and turn it into SGF!
Besides the innovative image recognition, all other features are attractive, e.g., stunning stone/board graphics, the iBook like page curl view mode of Go games, seamlessly download SGF/Zip games from the embedded web browsers, fine PDF go book generation, facebook/twitter/sina sharing, etc.
More details and screen dumps from Go Eye's web site, or the itunes link at https://itunes.apple.com/us/app/go-eye/id562516957?mt=8