A lot of times route planning and route optimisation are used as if it were the same. This is not correct, because there is a big difference between the two applications.
Google maps is your friend in many circumstances but when it comes to calculating the best routes for your trucks, nothing beats a professional truck route planning system.
It’s not strange that all the functions in TLNplanner are not known by everybody, because of all the functionalities that are available. Datamanager is an example of one of those functions.