I've used c:geo as well on my Windows smart phone but much prefer using a device that has OS maps on it and c:geo doesn't interface with Memory Map on the mobile. Or does some one know how?
I would used my smart phone more but the resolution of the screen to select an object on the map is very poor, my old iPaq was far better and usable. I normally give up on my smart phone after I've managed to select everything on the map except what I want to