Mappendix Limited develops map viewer apps for iOS.
The company is owned by Philip Endecott, who previously sold these apps in his own name. Contact us: contact<> AT mappendix DOT com
UK Map offers Ordnance Survey® maps for England, Wales and Scotland. Road Atlas style maps are built in to the app, and detailed maps at 1:25,000 and 1:10,000 can be downloaded as needed. The 1:25,000 maps are best for countryside use and the 1:10,000 maps are better for urban areas. Map downloads are free.
Topo Maps and Topo Maps for iPad offer USGS topographic maps for the United States and Natural Resources Canada maps for Canada, at scales of 1:24,000 and 1:50,000 respectively. The maps are downloaded as needed, and map downloads are free of charge.