SmartNavi offers GPS independent and step-based OpenSource navigation for pedestrians. Save up to 80% energy and become independent from GPS. The app recognizes every step and its direction by using internal sensors. So you can save a lot of energy and navigate much more efficiently. After reaching your destination your battery will last much longer. Use SmartNavi's background service (GPS Fake) to provide location data for other navigation apps. So you can navigate with your favorite apps st