Video Demo

Note: Overview video does not contain audio.

Key Features

Luna Marine Charts is a fast, intuitive chart viewer and route-planning tool designed for sailors, cruisers, and recreational boaters.

Plan routes quickly, view charts with clarity at any zoom level, and access NOAA data offline whether you’re preparing at home or underway.

CHARTS & OFFLINE ACCESS

• Download vector-based nautical charts for reliable offline use
• Based on official data from NOAA
• Full U.S. coastal coverage available
• International coverage planned for future releases

ROUTE PLANNING

• Create routes in seconds with simple waypoint placement
• Automatically calculate distance and bearing between waypoints
• Drag to adjust routes or insert new waypoints along the path
• Multiple Auto Route methods (NEW in version 0.1.11):
  • Path Finder: Finds the shortest distance between two points taking into account land, water depth, and other factors
  • Great Circle: Finds the shortest point between to points on the globe, appears as a curved line on a flat map.
• Export routes to a GPX file

CLEAR, CUSTOMIZABLE DISPLAY

• Switch between day, dusk, and night modes for changing conditions
• Show or hide chart layers (buoys, lights, landmarks) to reduce clutter
• Focus on the information you need for safe navigation
• Choose preferred units for depth, distance, and speed

TIDES & CURRENTS (NEW in version 0.1.12)

• Tide & Current Support: NOAA Tide and Current station data are now integrated into the map.
• Instant Access: Tap a Tide station icon for water level predictions, or a Current icon for flow speed and direction.
• Prediction Graphs: Data is presented in both a graph and table along with relevant metadata. Prediction date is configurable.

Download & Installation

Mac OS

DMG (Apple Silicon): Download now

iPhone / iPad

Coming soon...

Windows

Windows Installer (Intel x64): Download Now

Note: Windows build is not currently code signed and will display SmartScreen warnings.

Android

Coming soon...