For offline navigation, I'm using Sygic Aura. Sure, it is extra 50 EUR for maps of Europe and takes almost 2 gigs on your SD card, but you don't need to precach

For offline navigation, I'm using Sygic Aura. Sure, it is extra 50 EUR for maps of Europe and takes almost 2 gigs on your SD card, but you don't need to precache anything, it just works just GPS gadget.