GPXSee is a GPS log file viewer and analyzer that supports all common GPS log file formats.

Key features

• Opens GPX, TCX, FIT, KML, NMEA, IGC, CUP, SLF, LOC, GeoJSON, OziExplorer (PLT, RTE, WPT), Garmin GPI & CSV and geotagged JPEG files.
• User-definable online maps (OpenStreetMap/Google tiles, WMTS, WMS, TMS, QuadTiles).
• Offline maps (OziExplorer maps, TrekBuddy maps/atlases, Garmin IMG & JNX maps, TwoNav RMaps, GeoTIFF images, MBTiles).
• Elevation, speed, heart rate, cadence, power, temperature and gear ratio/shifts graphs.
• Support for DEM files (SRTM HGT).
• Support for POI files.
• Print/export to PDF.
• Multiple tracks in one view.
• Full-screen mode.
• HiDPI/Retina displays & maps support.
• Native GUI (Qt) for Windows, Mac OS X and Linux.
• Free software (GPLv3 open-source license).