The Hammerhead One App for iPhone shows you the best places to ride a bicycle. Find your way and discover new ones. Battery Use Disclaimer: Continued use of GPS running in the background can dramatically decrease battery life Features - Accurate and comprehensive maps in over 190 countries - Easy to use Route Building Interface - Companion app for the Hammerhead One navigation tool - Make Routes with multiple waypoints, optimized for Cycling - Share the Route with your friends via iMessage, Email, Twitter, Facebook and WhatsApp - Navigate and ride along your Route using the Hammerhead One Device mounted on your bicycle handlebar - Offline Navigation, no need for internet or phone network once the route has been created on the app - View Local history of previously taken Routes - Open a Shared Route you've received from another user - Over the Air (OTA) upgrade of the device firmware - Import routes from external sources like GPX - Upload your rides to Strava - Racing on Strava Live Segments (available for premium Strava users)