New version 3.0 available
ScanNav Compagnon is an Android version issued from our knowledge on
developping the Windows version of ScanNav, and on users needs. It
supports both Android phones or tablets devices, starting from Android
4.0 "Ice Cream Sandwich", and up to the latest version (10.0 "Q" at the time of
This version is dedicated to charts from our
It is completely free of charge for ScanNav users who already have a Raster SnMap chart pack.
Users wishing to use only the Companion version for Android just need to acquire the charts.
Main functionalities are:
Very fluid graphic rendering of charts in Seamless mode.
Intuitive ergonomics with multi-touch.
Creation of waypoints and routes.
GPS Navigation with recorded track, target waypoint followup, and configurable repeat displays (Speed, Heading, ETA, etc...)
Usage of internal GPS, or any external NMEA183 source via wifi (lets you run on low cost tablets without integrated gps) (wifi support from version 2.9)
Management of objects data bases (wrecks, ports, etc...) in layers, with Search and Filter capabilities
Auto-Save and GPX file import/export
Interface available in French, English, and German (and auto translation for Spanish, Portuguese, Italian)
For more information on ScanNav Compagnon and the installation procedure, please visit the documentation here:
DocSNCompagnon.pdf (available in French, English version to come)
click here to see an automatic translation
Please read the documentation related to installation before downloading.
Latest version of the installation package (
3.0 build 44): Download Compagnon
Download of charts, including basic and demo charts is now integrated into the software, and you no longer need to download them independently. You can however still access them on this page:
16/07/2020: 3.0 build 44
Correction of minor bug: impossible to hide the Depth display
06/28/2020: Version 3.0 build 43
Full review of charts installation
Managing new restrictions related to Android permissions
Easy access to external SD cards
Using the latest Android frameworks
New repeater for the sounder
Various improvements and bug fixes
New ScanNav Logo
11/01/2015: Version 2.9 build 40
08/09/2015: Version 2.9 build 39
Improvements in the selection of objects on high resolution screens
Some better resolved icons
07/03/2015: Version 2.9 build 38
Correction of potential crash when rotating the tablet
03/04/2015: Version 2.9 build 37
Fixed crash on Android 2.2 on the NMEA Wifi interface (no problems on Android> = 2.3).
Correction of crash on reading erroneous maps (badly downloaded)
Minimum version to support SnMap packs from the April 2015 edition.
12/01/2014: Version 2.9 build 36
Fixed problem installing large chart packs.
Sorting names in the choice of charts libraries
25/11/2014: Version 2.9 build 35
Correction of crash related to the configuration of the Wifi interface if an incorrect IP address is provided
Ability to enter a computer name instead of the IP address
Some minor improvements on license activation and chart installation
25/05/2014: Version 2.9 build 34
Crashes fixes on Android 2.2 only (no problems on Android> = 2.3):
on activation of GPS
on Opening preferences
18/4/2014: Version 2.9 build 33
Fixed crash on opening preferences (only occurred on âfreshâ installations)
04/17/2014: Version 2.9 build 32
NMEA Wifi Interface in Reception and Transmission.
Removal of the limitation to a single chart library for versions of Android prior to 3.0.
Various minor improvements
Highlighting selected objects in the map
Ability to define the level of detail of the charts displayed. (see âpriority of the scalesâ below)
"Check for updates" button in the "About ScanNav ..." window
Ability to hide objects, and management of object layers similar to that of ScanNav.
Ability to hide waypoints below a defined scale
Storage of parameters for creating waypoints, routes, and tracks (symbol, line, colors, ...)
Possibility to export a selection of objects (in gpx).
Naming tracks based on departure date, and waypoints incrementally
The positions of the track points are shown directly in the track detail list, without having to interrogate each point
Installation of charts: The progress bar no longer disappears when the screen is rotated, and the installation continues even if ScanNav Compagnon is stopped (unless forced shutdown, or restart)
Resumption of the current trace on screen rotation (on previous versions, a new trace was created each rotation)
Possibility of not having a trace.
Empty traces (0 points) are eliminated when saving
Fixed objects window options that were not always saved between sessions
Fixed support for Android versions lower than 3.0 (ScanNav Companion is supported from version 2.2 (Froyo) of Android)
Fixed stability issues when preferences were not initialized.
Better readability of waypoints / routes / tracks dialogs on phones (or small screens)
Support for tablets and phones with Intel and Mips processors
Confirmation request when exiting ScanNav Companion with the "back" key of Android
Manual review of the German translation.
Procedure for installing charts from downloaded packs
The names of the chart library subdirectories are now free, and several subdirectories can be selected.
Visualization of the analytical information of charts
Visual feedback on the state of the GPS.
Repeaters can scroll if their cumulative sizes are wider than the screen
Fixed problem with repeater size adjustment on high definition devices (like Samsung S3)
Correction of display of the boat icon on the screen which did not take into account the rotation of the map in determining the course (in the case of display other than North Up)
The Waypoints icons in the properties window take into account the setting of the overall size (was only active in the map in previous versions)
Localization of the application: available in English (native manual translation), and in German, Spanish, Portuguese, and Italian (automatic translations via Google)
Mail crash reporting mechanism (shouldn't be used much! :-))
Correction of objects not saved between sessions on certain devices
Delivered in Beta 2.3 version
GPS tracking repeaters: COG, SOG
GOTO function with tracking repeaters: (BTW / DTW / XTE / ETE / ETA / VMG)
Improved ergonomics for creating / modifying waypoints.
Ability to configure the size of waypoint symbols
Other miscellaneous improvements / minor fixes
New properties box for routes and tracks, with display settings (color, line thickness), and list of waypoints and track points.
Improved ergonomics for creating / modifying routes.
Preservation of the display state of the list of objects window and its parameters between sessions.
Configuration of the synchronization action with the map on click in the list of objects: Zoom / Center / No action.
Synchronization also active in multiple selection mode.
Correction display of certain maps straddling the 180 Â° meridian (World East for example), and other maps not optimized when zoomed out <50% (does not concern any map in the SnMap offer).
Correct heading of the boat which was incorrect.
Track recording / Waypoints / Routes between sessions
Import / Export of tracks / Waypoints / Routes in GPX format
Interactive management of the list of objects (synchronization with the map, search by name, deletion)
Support for SnMap Charts in other Datum than WGS84 (ED50, etc ...)
First version released in 2012