It has a huge limitation in that it only allows you to pick a certain area to download and those maps "expire" after a period of time. The key advantage that Or

It has a huge limitation in that it only allows you to pick a certain area to download and those maps "expire" after a period of time. The key advantage that Organic Maps (and other OSM providers) has is that I can download an entire state, province or even country and that data will never "expire".