Features & Functions
* Open GPX (v1.0 or v1.1), NMEA and SpoQ files
* Combine several tracks into one single GPX file
* Rearrange the tracks (move/add/delete)
* Modify the meta data of the GPX file and of any tracks inside the file
* Get altitude data from the SRTM database
* Show statistical information about the summarized tracks or a single track
* Show a map of all tracks
* Show an altitude and a speed diagram
* Show a list of all track points