GIS app!
Finally, an iPhone app to easily record GIS Information
from the article:
Besides displaying the GPS coordinates of a geographic location, iGPSGIS also provides a powerful user interface to facilitate the following tasks:
Create sampling grids
Display Google Map as the background map
Import Shapefiles
Collect multi-layer GPS/GIS data
Digitize points, lines and areas
Assign symbols and attributes to Features
View/Edit the collected data
View the area of an enclosed region