NAVIGON MobileNavigator is a powerful GPS Navigation app for your iPhone 4. you can transform your iPhone into a fully functional mobile gps navigation system. it has a clean interface and excellent 3D map view. the NAVIGON MobileNavigator fits in seamlessly with the operating system of the iPhone. The application includes map material from the market leader NAVTEQ. The NAVIGON MobileNavigator is easy to use and provides information on route distance, time of arrival, motorway services, filling stations, speed limits and border crossings. What’s more, special destinations such …

Sygic Mobile Maps for iPhone is a turn-by-turn voice guided GPS navigation software. it can turn your iPhone into a real-time GPS navigation system. With pre-installed maps, it is always with you on your iPhone. No hidden costs or data plans.

iPhone users of mobile maps can report speed camera or incident locations to other users right from their cars while driving. The updated information is delivered to all users in real time. Everybody can respond quickly enough to stay safe from incidents and save on speeding tickets. Speed camera sharing …

Netlog.com has developed it native iphone gps application for its users. 33 million  Netlog Users can get a feed of friends updates, see pictures, upload content and add pictures. Unusually, it is also GPS-enabled, something Facebook has so far steered clear of. you can download iphone gps application from App store

[via techcrunch]