Best Ive found

Nice to have a map that works without data. Accuracy is very good. The way to make it better is to have topographical maps of popular hiking areas. Dont expect step by step directions. Its not that kind of map. You have to pay fifty bucks or so for an app like that. Whats nice is that I can use this with no network of any kind, just GPS.

Teddytoons about ForeverMap 2 - Worldwide Offline Maps and Online Maps (Americas Edition)