Quote Originally Posted by mojorik View Post
Topo maps work perfectly, even 3rd party tops, just make sure you make a gmapsupp.img file, unlock it and put it in the SDcard folder in Library. The Canada Topo v4 even shows DEM shading, which is nice.

I tried putting the gmapdem.img file for North America in the main .img folder, but it doesn't seem to be recognized. DEM does work, but only if it's embedded in a map?
What about custom topo maps? I'm using the 2.0 USA version found here and I think I've tried everything and can't get my unlocked custom topo map recognized :-( Actually I'm just looking for a map viewer for my iPhone, don't need address look up or anything.