Multi-channel, split-screen display with smooth playback up to 30x.Market leading sonar viewer for Lowrance and Humminbird sonar logs.Attach any number of notes and images to waypoints.Easy, graphical copying and moving of waypoints across multiple waypoint sets.Import and export waypoints in a range of formats, including native Lowrance, native Humminbird and GPX, with a utomatic duplicate elimination.View and edit waypoints, with d rag and drop in 2D and 3D.Export sidescan imagery in a wide range of formats, including KML super-overlays and AT5 raster format for use directly in Navico chart-plotters.Fast and easy review of in-situ sidescan data.Create large, high-resolution mosaics using data from any number of track logs.Compatible with Lowrance and Humminbird sidescan sonar data.

Save finished maps in a wide range of formats.

Create maps in real time using NMEA 0183 data.

Fully adjustable contour intervals, with support for metric or US units.Create contour maps from sonar log files and view them in 2D and 3D.ReefMaster is a Windows PC application that uses data from sonar log files to create 3D underwater maps, combined with a multi-channel sonar viewer and graphical waypoint management.

Reefmaster 2.0