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

  • View your current location, speed & 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 & export GPX 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 to any point on a chart.
  • Use Degrees, Degrees/Minutes, Degrees/Minutes/Seconds, or UTM.
  • Search Place Names using the USGS Geographic Names database.
  • Send a KML file directly for display in Google Earth.
  • Share location data and chart images using Mail, Messages, Notes, Photos, iCloud Drive, AirDrop, Import With, Twitter, Facebook, iTunes, and the clipboard.
  • Share location data with a Mac using   .
No charges for USA NOAA Marine Charts…Ever
  • Download the forever-free charts directly to your mobile device when you have Internet access. Use these charts on the water anytime, even with no cell signal. Store up to 750 charts.
  • Access to all available NOAA marine charts for USA waters.
  • Rely on the raster charts from our own server that are optimized for shortest download time, least memory used, superb resolution, and guaranteed accurate georeferencing.
  • View the chart border lines on a satellite map to check what you've downloaded.
  • No sign-up to collect your personal information. No in-app purchases. No subscriptions. No ads.
What's new in Version 7.1.2
  • Toggle on and off the display of all waypoints except those being used to navigate.

* System Requirements:
iPhone, iPad, or iPod touch.
iOS: software version 7.1 or later.
WiFi-only devices require an iOS-compatible
external GPS receiver to use some functions.
See Supported Devices Chart.
Sail in New Zealand?
Topo maps for the USA?

 Apple, the Apple logo, iPad, iPhone & iPod touch are trademarks of Apple Inc. registered in the US & other countries. App Store is a service mark of Apple Inc.
  Company Info | Privacy Policy ©2017 James Associates Inc. All rights reserved.