BikeComputer Pro

Brilliant, just what I was looking for I can work out where I want to go and I get turn by turn instructions... 

BikeComputer Pro extends the free version with the following features:
✓ new : support for Bluetooth 4.0 (Low energy) heart rate straps 
✓ new : Synchronisation : keep your sessions and routes synchronized on different/new devices
✓ Turn Instructions - the app tells you when to make a turn on your trail
✓ Connect to Polar Bluetooth straps and experience your heartrate while driving
✓ Offline Routing – you can plan your session also offline
✓ Audio Feedback – BikeComputer Pro informs you about your average speed, the current elevation, the remaining distance on trail, your climbing speed, your heartrate and training zone, when you have lost the actual trail and other information
✓ Import GPX tracks or POIs and follow the track of a friend on the map
✓ Take photos or set waypoints during your ride
✓ Search locations you want to route to directly
✓ Use the barometric sensor to achieve exact elevation change data (if your devices features it)
✓ Tweet your sessions to Twitter or share the GPX file to Dropbox, Mail etc
✓ Filtration of elevation values adjustable : adapt it to your phone
✓ Modify the font size of the offline map and the font size of the driving values 
✓ Continue any session, also after reboot/battery change
✓ Rotating map : the map will follow your direction to have the upcoming area always on top
✓ Plan your route! Touch the map where you want to go. BikeComputer Pro will calculate a route with distance, elevation and elevation profile for you and will save the route to follow it while riding
✓ Navigate home! When you explore a new area or are in holidays use this feature to get immediately a route calculated which leads you home
✓ Adjust the GPS sensitivity as you want, which means you can determine in which intervals the GPS values are refreshed
✓ Arrange and setup your session values as you want and the app remembers it
✓ Additional driving values as number of used satellites, accuracy of the GPS signal and the direction according to the GPS position
✓ BikeComputer Pro is of course ad-free
✓ GPX Import improved - now also files with multiple routes or tracks and additional waypoints are handled correctly

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