i-Boating:USA : Marine & Lakes at Google Play market analyse

This App offers access to NOAA marine vector charts, freshwater lake maps, USACE inland river maps (HD/1ft/3ft bathymetry included where available). First marine GPS app to have route assistance with Voice Prompts for marine navigation. You can create new boating routes or import existing GPX/KML routes. It supports Nautical Charts course up orientation. Includes Tide & Currents prediction.►FEATURES√ Beautiful and detailed Hardware/GPU accelerated vector charts (text stays upright on rotation)√ Long press to query the details of Marine object (Buoy, Lights, Obstruction etc).√ Customizable depth(Ft/Fathom/Meter) and distance units (km/mi/NM)√ Customizable Shallow Depth.√ Record tracks, Autofollow with real-time track overlay & predicted path vector.√ Voice Prompts for marine navigation (requires GPS )√ 1ft / 3ft depth contour maps for anglers for selected lake maps.√ Supports GPX/KML for boating route editing/import.√ Tide & Currents prediction.√ Seamless chart quilting of marine charts√ Enter or import Waypoints.
► MAPSThe maps include coverage of all NOAA marine vector charts (ENC), USACE inland river maps, and freshwater lake maps for more than 7K lakes. The charts include HD/1ft/3ft bathymetry where available. The app also includes NOAA raster charts for some areas where NOAA ENC coverage is not available. It includes unlimited updates for 1 year.
►ROUTE MANAGEMENT / TRIP PLANNING√ Create New Route/Edit Existing Routes√ Move Points√ Add points to an existing route leg√ Delete / Rename points√ Import GPX, KML & KMZ files√ Plot/Edit Routes √ Enter Waypoints√ Share/Export Routes, Tracks & Markers√ Reverse Routes
►GPS FEATURES√ Auto Follow* Real Time Track Overlay* Predicted Path Vector* Course Up (Text stays upright)* Speed & Heading√ Route Assistance With Voice Prompts* Prompts when approaching a boating route marker* Continous distance and ETA updates* Alerts when sailing/boating off route* Alerts when boating in wrong direction√ Record Tracks
►TIDE & CURRENTS* For US, Canada, UK, Germany & New Zealand* High/Low Tides* Tidal Current Prediction* Active Current Stations
► SHARING* Share tracks/routes/markers on Facebook & Twitter* Export tracks/routes/markers as compressed GPX files.
Sample Nautical Charts (please visit http://gpsnauticalcharts.com/main/folio-catalog-nautical-charts-app for complete list)SUGARLOAF KEY-KEY WESTPORT RICHEY TAMPA BAY - CLEARWATER HBREAST BAY-WEST BAY FLORIDAST JOSEPH, ST ANDREW BAYSINTRACOASTAL WATERWAY MATECUMBE-GRASSY KEYCHESAPEAKE BAY CAPE CHARLES-NORFOLK HARBORANCLOTE KEYS-CRYSTAL RIVERST JOSEPH SOUNDMIAMI HARBORMinnesota lakes - Kabetogama, Minnetonka, Waconia,Leech,Mille LacsLake Keowee,Jocassee,Hartwell,Greenwood,Lake MurrayMark Twain,Ozarks,Table RockLake St. ClairLake KentuckyKEY WEST-THE MISSISSIPPI RIVERSAN PEDRO CHANNELLAKE MICHIGAN STONY LAKE-POINT BETSIEAPALACHICOLA BAY-CAPE SAN BLASEAST CAPE-MORMON KEYCAPE HENLOPEN-INDIAN RIVER INLETCHESAPEAKE BAY CAPE HENRY-THIMBLE SHOAL LIGHTDULUTH-SUPERIOR HARBORMONHEGAN ISLAND-CAPE ELIZABETHLAKE ONTARIO - CLAYTON-FALSE DUCKS ISLLake WinnipesaukeeSAN FRANCISCO ENTRANCEMIAMI-MARATHON, FLORIDA BAYCAPE MAY-FENWICK ISLANDMISSISSIPPI RIVER-GALVESTONCAPE CANAVERAL-KEY WESTDELAWARE RIVER WILMINGTON-PHILADELPHIAFLORIDA KEYS SOMBRERO KEY-SAND KEYSAN PABLO BAYRAINY LAKE BIG ISLAND MINN-OAKPOINT ISL ONTINTRACOASTAL WATERWAY - BISCAYNE BAYEVERGLADES NTL PARK - SHARK RVR-LOSTMANS RVRMIAMI-MARATHON & FLORIDA BAYBLACKBURN BAYLAKE HURONLAKE TAHOESTRAITS OF MACKINACNORFOLK HARBOR & ELIZABETH RIVERSAN DIEGO-SANTA ROSA ISLANDDELAWARE BAYCHOPTANK RIVER CAMBRIDGE-GREENSBOROFORT LAUDERDALE PORT EVERGLADESST SIMONS SOUND-TOLOMATO RIVERCHESAPEAKE DELAWARE CANAL