You can add Ultimate Camera Free EN to the list of interesting iPhone photo apps that add some unique features to iPhone photography, even getting ahead of some of the enhanced features in the new iPhone 5s.
Let me list some of the most interesting features:
Record video and take stills at the same time
Take still photos remotely using a browser if it is on the same Wi-Fi network as your iPhone
Stop Motion and Time Lapse functions
A rapid burst mode, timers and an intervalometer
EXIF data easily visible
Facebook, Dropbox and Twitter integration
Slideshows of video or photos
