When you purchase any new product, a one year subscription to daily updates and many advanced features is included.
Mobile App What you get: - Download of chart layers - Daily Updates - Auto Guidance+ - Advanced Map Options - Weather & Tides - AIS - GPX Import/Export - Plotter Sync - Satellite Overlay with SonarChart™ Shading - Relief Shading - Share/View Live Location - Share/Save shared tracks, routes and markers
Subscription expired? After one year, you can apurchase a renewal. If you don’t, you can still use your chart layers and download the rest of your coverage area.
The above mentioned advanced features or the download of chart updates require an active subscription.