You can use specialized GPS/Navigation software such as the GPSBabel to convert various navigation formats between one another so you can transfer the data or maps from and to another device. The program supports both .gpx (GPS eXchange format) and .upoi (iGO Points of Interest) files so a conversion should be doable.
Convert GPS eXchange format to iGO points of interest.
We found 3 software records in the database related to .gpx to .upoi file format conversion.
Microsoft Windows software - convert gpx to upoi on Windows
Program for converting waypoint and GPS map formats
Convert from gpx file format
|Yes, GPSBabel supports gpx file conversion as a source file type.||No||No||No||No||No||No||No|
|Yes, GPSBabel supports upoi file conversion as a target file type.||No||No||No||No||No||No||No|
The tables with software actions are a good pointer for what a certain program does with various file types and often may give users a good hint how to perform certain file conversion, for example the above-mentioned gpx to upoi. However, it is not perfect and sometimes can show results which are not really usable because of how certain programs work with files and the possible conversion is thus actually not possible at all.
Apple macOS / Mac OS X software - convert gpx to upoi on OS X
Application that allows users to convert waypoints and GPS map formats.
Linux/Unix software - convert gpx to upoi on Linux
Program for Linux that allows users to covnert waypoints, tracks, and routes between popular GPS receivers.