Simulates a programmable scientific calculator with RPN input. Features a 10-digit LED display, four stack registers, and ten storage registers. Includes math, trigonometric, and statistical functions.
Determine the direction for prayer using iPhone compass. Display angular difference as "Delta". Older devices require external compass for magnetic north alignment.
Navigation allows users to save locations using the red cross on a map. Users can retrieve saved locations by following a red arrow in Augmented Reality.
Display contacts as map annotations. Annotate multiple contacts at once with a single button click. View address book and map side-by-side on iPad. Highlight contacts by tapping their address or map annotations.
