Garmin.com/express - Garmin Express is a software designed by the company to manage and update your Garmin devices from a single place. You can download and install the Garmin Express on your desktop from the link garmin.com/express online.
TomTom Update?- TomTom has designed a variety of navigation and mapping products to provide you the correct route using the satellites. There are some other products as well which have developed by the company like camera, watches, and location based products etc. You can use the TomTom account to manage all the devices from a single place only.