BasicGPS is written by an English developer - have you dropped him a note? The guy is exceedingly responsive. I use it on my Touch Pro and a DeLorme PN-40. GCz relies upon data to connect to the network to get its information from
www.geocaching.com - and its use may be a violation of the user agreement. In addition, it does or when I checked it out, used icons that Geochaching.com consider their property...