Online releases new maps on a yearly basis to accommodate the changing roads. Online recommends that you update your maps in any event once every year so your device has the newest routes, streets and POIs. You can buy a one-time update, called the nuMaps Onetime update, each year the maps change in price depending on your Online model. At the season of distribution, many maps cost as little as $49.99, while others may cost up to $99.99.