You can currently download a 30-day free trial of Telenav for your Blackberry, after that it'll cost you from 20 for a three-month usage package.
The software comes preinstalled on a microSD card so you can swap between different Windows Mobile devices easily - providing there is a microSD card slot on the device.
One advantage to Co-Pilot's satellite navigation solution is that you can fully preview your route before heading off, so you can judge any traffic hotspots or problem areas such as toll roads.
Co-Pilot 7 supports 7-digit postcodes and includes fully updated London congestion zones so there won't be any surprises when you mistakenly venture into a charging zone.
It now comes pre-installed on most Vodafone devices with GPS, although it will cost you 5 a month if you decide to continue using it after the first month's free subscription.
The Vodafone Find&Go subscription includes voice turn-by-turn navigation, free camera safety alerts, plus the ability to share your Points of Interest with your colleagues who also use Vodafone Find&Go very handy if you're setting up a business meeting.
Top 10 satellite navigation devices:
Apple iPhone
Blackberry 9500 Storm
Blackberry 8900 Curve
HTC Touch Diamond2
HTC Touch Pro
Nokia E75
Nokia 6210 Navigator
Samsung i8510
Sony Ericsson Xperia X1
Sony Ericsson W715
Click here to read our picks for best mobile platforms for business.
