This Marine Charts App offers offline nautical charts, inland river navigation charts, and lake contour maps for fishing, kayaking, yachting & sailing. First marine navigation app to have boat route assistance with Voice Prompts. All features of a Marine Chart plotter in one app! It supports Nautical Charts course up orientation. Incl Tide Charts & Currents prediction for nautical navigation. Create new boat routes / Waypoints, or import existing GPX/KML routes on device. Has Marine AIS(NMEA) support.FEATURES- GPU accelerated offline vector NOAA charts/ENC charts (text stays upright on rotation)- Lake depth map shading/safety lake depth contours: custom boat safety depth- Maritime Aids to Boat Navigation: Beacons, Buoys, Boat Launch areas, Boat Ramps, Marina, Fishing Attractors- Record marine tracks, Autofollow with real-time track overlay- Voice Prompts for marine navigation- HD 1ft/3ft depth lake contour maps for anglers for selected lake maps: for fishing/trolling (freshwater/saltwater)- GPX/KML for boat route- Seamless marine chart quilting: Details from Coastal, Approaches, Harbour & Inland ENC (Electronic Marine Charts)- Waypoints- Tide & Currents- Marine AIS- Anchor Alarm- Magnify Text & Icons- Wind Prediction Overlay- Bearing True/Magnetic- Fishing Hot Spots AI- Lake Temperature Maps (Thermoclines accurate to 1°F (0.5° C))- Relief ShadingMAPSAll details of marine chartplotters! Unlimited updates for 1 year.USA: Maps incl coverage of NOAA marine charts, ENC, USACE inland river maps & freshwater lake bathymetry maps for more than 50K lakes. Charts incl HD/1ft bathymetry for selected lakes. Incl NOAA marine charts (rasters) w/ NOAA ENC coverage.Canada: CHS data Incl Great lakes (US & Canada sides), Alberta & Ontario lakes, Lake Simcoe & Trent Severn Canal, Quebec reservoirs.UK/Ireland: UKHO marine chartsGermany: BSH charts, Waterways & rivers.FranceEurope Inland Rivers: Donau/Danube/Dunaja, Rhine, Rhein, Garonne, Moselle, Drava, SavaAustraliaNetherland/HollandCroatiaFinlandNorwaySwedenBrazilSpainMalta, Cypress, Mediterranean SeaCaribbeanNew ZealandDenmark, Greenland, FaroeSeychelles, Mauritius, TanzaniaFalklandsMalaysia, South China SeaPersian/Arabian Gulf, Red SeaSouth AfricaArgentinaIcelandFijiEstonia, Latvia, Poland, LithuaniaTurkey, Greece, ItalyInstrumentation- Marine AIS & (NMEA AIS and GPS - TCP/UDP)- Wind direction & Speed, Marine Sonar depth, Water temperatureROUTE MANAGEMENT/TRIP PLANNING- Create/Edit/Reverse Boat Routes- Waypoints mgt- Import GPX, KML & KMZ files- Share/Export Routes, Boating log, Tracks & MarkersFEATURES for BOAT NAVIGATION- Auto Follow- Real Time Overlay & Predicted Path Vector- Course Up- Speed & Heading- Route Assistance With Voice Prompts- approaching boating route marker prompt- Real time nautical distance & ETA- sailing/boating off route/wrong direction- Record TracksTIDE & CURRENTS- High/Low Tides- Tidal Current PredictionSHARING- Share tracks/Boat routes/markers/Waypoints- Export GPX files.Satellite ImageryUSA Marine Charts- Texas Lakes: Texoma, Eufaula, Toledo Bend- California Lakes: Tahoe, Shasta- Pennsylvania Lakes: Raystown- Florida Lakes: Okeechobee, Kissimmee- Minnesota Lakes: Minnetonka, Waconia, Leech, Mille Lacs- Massachussets lakes: Quabbin- Missouri Lakes: Truman- Ohio Lake maps: Lake Hoover- Wisconsin Lakes: Winnebago, Pepin- Utah: Lake Powell, Bear- Maine: Lake Sebago- Alaska Lakes: Winnipesaukee- Tennessee: Lake Barkley, Norris, Watts Bar- South Carolina: Lake Keowee, Hartwell, Murray- Lake Michigan, Huron, Ontario, Superior, ErieCanada Lakes Maps- Lac Saint Jean- Ontario Lake depth maps- Rideau Canal-Ottawa River- British Columbia Marine Charts- Pacific Coast-Vancouver- Haida Gwaii- Nova Scotia South-Bay of Fundy- Quebec-Anticosti Island- Newfoundland- St. Lawrence river- Manitoba & Saskatchewan- Georgian Bay- Puget SoundUK Nautical Charts- Scotland- Thames Estuary- IrelandAustralia Marine & Lake Maps- NSW- Queensland