How to plan routes on ViewRanger. Note: no audio

Before making a comparison between Route 66 GPS maps and other maps, let’s first make sure we know these terms.
ROUTE 66 Geographic Information Systems B.V. is a privately held company headquartered in Amsterdam, the Netherlands. ROUTE 66 specializes in navigation soft- and hardware products, and has distribution partners throughout Europe and U.S.
TomTom, a Netherlands-based maker of GPS and automotive navigation systems, is a digital mapping and routing company that focuses on car navigation and has now become one of world’s leading navigation solutions providers.
Destinator is a GPS navigation system, currently own by Intrinsyc, running on Windows Embedded CE and some mobile phone operating systems. It has a standard set of features, including turn-by-turn navigation with voice guidance, text-to-speech, pedestrian mode navigation, 2D and 3D views, local search of points of interest, integration with phone applications such as dialer and SMS, support of real-time traffic routing, speed cameras travel guide, and the ability to integrate with SNS and other LBS offerings.
PSMA , short for Power Sources Manufacturers Association, is a not-for-profit multinational power electronics association, incorporated in the state of California.
Sensis Corporation is a global provider of air defense, air traffic control, airline and airport operations management, and data integration and distribution. The company serves a global client base and is actively involved in industry organizations and working groups worldwide, helping to address critical issues and develop innovative, real-world solutions.
Compared with TomTom map, Route 66 map is slower in updating, and it is not as convenient to use as TomTom, e.g. Bluetooth function has to be started manually. But it is …