Scott I just found the review that mentions chart navigator and Chart Navigator are basically the same product. Tom *Special Note: MapTech Chart Navigator Pro is Coastal Explorer repackaged for sale by MapTech with the addition of bathymetric charts. The retail price of Chart Navigator Pro is currently $499. If you have any questions or comments about our reveiw, please email _navhelp@navsoftware.com_ (mailto:navhelp@navsoftware.com) an we'll be sure to respond promptly.