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

Features:

• Opens GPX, TCX, FIT, KML, IGC, NMEA, SIGMA SLF, Suunto SML, LOC,
  OziExplorer (PLT, WPT, RTE), GeoJSON, SeeYou CUP,
  Garmin GPI & CSV, TomTom OV2 & ITN, ONmove OMD/GHP,
  TwoNav (TRK, RTE, WPT), GPSDump WPT, Velocitek VTK,
  Vakaros VKX, GoPro GPMF videos, DJI videos, Sony RTMD videos,
  Google CAMM videos, Novatek/VIOFO/Blackvue/Vantrue/70mai
  dashcam videos and geotagged JPEG/MP4 files.
• Opens geo URIs (RFC 5870).
• User-definable online maps (OpenStreetMap/Google tiles, WMTS,
  WMS, TMS, QuadTiles).
• Offline maps (MBTiles, OziExplorer maps, TrekBuddy maps/atlases,
  TwoNav RMaps, Garmin IMG & JNX maps, GeoTIFF images,
  BSB nautical charts, KMZ maps, AlpineQuest maps,
  Locus/OsmAnd/RMaps SQLite maps, Osmdroid SQLite maps,
  Mapsforge maps, QCT maps, GEMF maps, Orux maps, COROS maps,
  ESRI world files, ENC charts).
• Elevation, speed, heart rate, cadence, power, temperature and
  gear ratio graphs.
• Support for multiple tracks in one view.
• Support for POI files.
• Support for DEM files (SRTM HGT).
• Print/export to PDF & PNG.
• Full-screen mode.
• HiDPI/Retina displays & maps support.
• Real-time GPS position.