iSailGPS for Your Apple Mobile Devices*
Always know where you're going, where you are, and where you've been.

Features
  • View your current location, speed and course, a track of where you've been, waypoints of important places, and routes to guide you.
  • Charts switch automatically as you sail, showing the highest resolution chart available for your location.
  • Show a speed graph for your track. View date, time, and average speed. Includes waypoints to pinpoint key locations.
  • Import and export GPX and KML waypoints, routes & tracks.
  • Set a Go To waypoint or route and see Distance, Bearing, Course, Compass Heading, Velocity Made Good, Cross Track Error and Estimated Time of Arrival at all waypoints on the route.
  • Stitch together charts for seamless coverage across chart boundaries.
  • Print charts overlaid with waypoints, routes and tracks.
  • Quickly measure distance and direction between any 2 points.
  • Use Degrees, Degrees/Minutes, Degrees/Minutes/Seconds, UTM/UPS or USNG/MGRS coordinates.
  • Search Place Names using the USGS Geographic Names database.
  • Send KML files directly for display in Google Earth.
  • Share location data and chart images with computers, other smartphones and other apps using Mail, Messages, Notes, Photos, iCloud Drive, AirDrop, Copy to, the Mac Finder or iTunes, and the clipboard.
No extra charges for USA NOAA RNC Marine Charts
  • Download any NOAA charts directly to your mobile device anytime you have Internet access. Use these charts on the water even where there is no WiFi or cell signal. Store a few up to all 2123 charts for use anytime.
  • Access to all available NOAA raster marine charts for USA waters.
  • Rely on the RNC (Raster Nautical Charts) from our own server that are optimized for shortest download time, superb resolution, and guaranteed accurate georeferencing.
  • View the chart border lines on a satellite map to check what you've downloaded.
  • Free Chart Downloads: No sign-up to collect your personal information. No in-app purchases. No subscriptions. No ads.
What's new in Version 9.4.5
  • Tap a Weather button to view the weather report for any location (iOS version ≥ 16.4).
  • Shows whether you have chart stitching turned on or off by a slightly different icon for the Chart List tab.


* System Requirements:
iPhone, iPad, or iPod touch.
iOS: software version 10.3.4 or later.
WiFi-only devices require an iOS-compatible
external GPS receiver to use some functions.
See Supported Devices Chart.
Sail in
New Zealand?
iSailGPS NZ
Topo maps
for the USA?
iHikeGPS

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