IPhone app that makes topo maps?

I'm looking for an iPhone app that will allow me to put my iPhone (running said app) into my pocket, walk around a property (presumably in an orderly manner) and get a topographical map when I'm done. I'm really looking to get elevations all around my small farm.

You'll have to create a custom app for such requirement. We can surely help you, please drop an email at http://nanostuffs.com