Digital Photo Calculator is an iPhone app for digital photographers, who need information about sensor resolution, diffraction limit, convert between AdobeRGB, sRGB, ProPhoto RGB and Lab color spaces, calculate Dmax and Dmin values from their Lab measurements or want to calculate DOF and hyperfocal distance optimized for given sensor size and resolution.
Indicium is a navigation app for iPhone with geocaching features and access to turn by turn directions that uses GPS and compass capabilities of the device to help users navigate from current location to selected destination.
World Time Meeting Planner for iPhone is an international time converter to schedule conference calls, videoconferences, webcasts, Skype calls or virtual training across time zones.