Q4 :   Is i-gotU device compatible with Mac-OsX?

A4:
i-gotU device driver and @trip PC software currently only support Windows Windows 7 / 8 / 10.

If you would like to use the i-gotU device, we suggest you can install the Parallel Desktop or VMWare software, thank you.

You might try igotu2gpx program:
https://launchpad.net/igotu2gpx/+announcements