Most pleasing news for all Android owners, Navfree the most popular satellite navigation applications on the iPhone, is now available for Android from Android Market directly and it is totally free
Google Maps is a decent navigation app for Android platform but it need some improvements to replace a car navigation system, unlike many other satellite navigation systems Navfree is using OpenStreetMap data that are collected by millions of people around the world.
This means that it is continually updated and currently gets an average of about 20,000 corrections each month . Another point in favor of Navfree is that its maps are stored on the phone and there is no need internet or WiFi to get directions.
Among the strengths of Navfree, must be reported to the direct search on Google or Bing , with the possibility to navigate to the POI found with a single click, the 2D and 3D Screen or safety , the possibility to use multitouch to consult the maps in order Simple, fast and effective intuitive interface and much more.
Navfree is completely free to download and is available in Europe, North America, Australia, New Zealand, India, South America and Latin America.
I have installed this on my android phone and it is awesome