i-Boating: Marine Charts & Gps

i-Boating scores 90 out of 100: rating 81, rating count 84, App Store search rank 97, update recency 100. The four parts are averaged with no weights, and S tier follows from that score within this list. The full explanation, as data.

This App offers access to Marine Charts for USA,Canada,UK/Ireland,Germany,Netherlands/Holland & Europe Rivers (Danube,Drava,Rhein etc). Coverage includes NOAA marine vector charts,freshwater lake maps,USACE inland river maps (HD/1ft/3ft bathymetry included where available),charts derived from UKHO & CHS data. 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 & 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) & 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. ►