GPS Marine Charts App offers access to charts covering Canada & USA waters (derived from CHS data). Only marine GPS app to have route assistance with Voice Prompts for marine navigation. It has route manager to create new boating routes or import existing GPX/KML routes. It supports Nautical Charts course up orientation.

Please visit
http://gpsnauticalcharts.com/main/ca-nautical-charts-by-folio.html for
complete list. If you don't find the chart for Canada , please contact us at support at gpsnauticalcharts.com.

(Includes coverage for Trent Severn Waterway incl. lake Simcoe etc.)

* Voice Prompts for marine navigation (requires GPS )
  -prompts when approaching a boating route marker
  -Continous distance and ETA updates
  -Alerts when sailing/boating off route
  -Alerts when boating in wrong direction 

*Route Editing/Creation 
  -Create routes from scratch
  -Edit existing GPX/KML routes.
  -Add custom description to any route point.
  -Drop markers along route.

* Offline charts derived from UKHO data.
  -Visually draw area to download
  -Textual search
  -Catalog (By state, region and coast guard district)
  -Charts reprojected for WGS84 datum

*Seamless chart quilting of marine charts
*Distance Bearing tool  
*Create custom way points
  - Using GPS
  -Select point on map
  -Manually enter latitude & longitude coordinates

** Advanced NMEA Instrumentation
-AIS over TCP/UDP
-Wind speed, direction, temperature, depth, GPS over NMEA

*Pan/Zoom/My Location
* Record Marine GPS tracks
* View tracks overlay
* Live track animation
* Track analytics/stats

* Export GPX tracks.
  -Export to SDCard
  -Share GPX trakcs with friends/View on Google earth.

* Auto Follow Mode (Course up)
  -Continuously updates boat's location on chart
  - Adjustable update frequency

*Switch basemap to satellite imagery, street maps etc.

Sample  Nautical Charts (please visit http://www.gpsnauticalcharts.com/ for complete list)
Pacific Coast - Vancouver Island East & West - Haida Gwaii
Great lakes Canada and St. Lawrence river
Rainy Lake and Lake of the Woods
Gulf of St. Lawrence South
Trent-Severn Waterway
Labrador Coast
Lac Saint Jean
Rideau Canal - Ottawa River
Newfoundland East and South
Lakes and Rivers of British Columbia
Lakes and Rivers in Manitoba and Saskatchewan
Lakes around Georgian Bay
Quebec to Anticosti Island West
Gulf of St. Lawrence North - Newfoundland West
Alberta Lakes
Nova Scotia South - Bay of Fundy
BALSAM LAKE	
BALSAM LAKE TO/À BOLSOVER (LOCK/ÉCLUSE)	
BOLSOVER (LOCK/ÉCLUSE) TO/AU LAKE SIMCOE	
CAMERON LAKE	
CHEMONG LAKE	
ÉCLUSES DE HEALY FALLS LOCKS TO/AU RICE LAKE	
LAKE COUCHICHING - LAKE SIMCOE TO/À COUCHICHING LOCK/L'ÉCLUSE DE COUCHICHING	
LAKEFIELD	
LAKEFIELD LOCK/ÉCLUSE 26	
LAKEFIELD TO/À BURLEIGH FALLS	
LAKE SCUGOG	
LAKE SIMCOE	
PETERBOROUGH TO/À LAKEFIELD	
PIGEON LAKE	
RICE LAKE	
RICE LAKE TO/À PETERBOROUGH	
STONY LAKE	
STURGEON LAKE	
Lake Erie \ Lac Erie	
Lake Huron\Lac Huron	
Lake Ontario\Lac Ontario	
Lake Ontario\Lac Ontario, Western Portion\Partie ouest	
Lake St. Francis	
Lake Superior\Lac Superieur	
Vancouver Harbour, Central Portion\Partie Centrale
Vancouver Harbour, Eastern Portion\Partie Est
Vancouver Harbour, Western Portion\Partie Ouest
Vancouver Island\Ile de Vancouver, Juan de Fuca Strait to\a Queen Charlotte
Strait of Georgia
BARRIE	
BATAWA LOCK / ÉCLUSE 4	
BEAVERTON HARBOUR	
BENSFORT BRIDGE TO/À PETERBOROUGH	
BIG CHUTE	
BIG CHUTE MARINE RAILWAYS BER ROULANT	
BIG CHUTE TO / À PORT SEVERN	
BOBCAYGEON
BUCKHORN	
BUCKHORN TO/À GANNON NARROWS AND/ET HARRINGTON NARROWS	
BURLEIGH FALLS	
BURLEIGH FALLS LOCK/ÉCLUSE 28	
BURLEIGH FALLS TO/À BUCKHORN	
CAMPBELLFORD LOCK / ÉCLUSE 13	
COOK'S BAY AND/ET HOLLAND RIVER	
COUCHICHING LOCK / ÉCLUSE 42	
COUCHICHING LOCK TO BIG CHUTE ÉCLUSE COUCHICHING À BIG CHUTE	
CROWE BAY LOCK / ÉCLUSE 14	
DOURO LOCK	
FENELON FALLS	
FRANKFORD LOCK	
GANNON NARROWS TO/À BOBCAYGEON	
GLEN MILLER LOCK	
GLEN ROSS

Marine navigation &amp; Route assistance with Voice Prompts - Never get lost again!!