Online GPX Viewer & Track Elevation Analyzer

Open, inspect, and analyze GPS track logs (.gpx) directly in your browser. Interactive elevation profile curves, total distance, altitude gain/loss metrics, and zero cloud uploads.

alpine-trail-loop.gpx
Total Distance
14.8 km
Elev Gain
+730 m
Max Altitude
2150 m
Min Altitude
1420 m
Elev Loss
-730 m
Est. Duration
5h 15m
Elevation Profile Curve (Meters vs Distance)
Summit Peak (2,150m)
Start: 0.0 km (1,420m)Peak: 7.4 kmFinish: 14.8 km (1,420m)

The Complete Guide to GPS Exchange Format (GPX) & Outdoor Track Analysis

The GPS Exchange Format (GPX) is an open XML schema designed as a universal format for transferring GPS data between applications, fitness wearables (Garmin, Suunto, Wahoo, Apple Watch), and web mapping services (Strava, Komoot, AllTrails). A standard GPX file contains waypoints (<wpt>), routes (<rte>), and recorded track segments (<trkpt>) enriched with latitude, longitude, altitude elevation, and UTC timestamps.

The HiFi Toolkit Online GPX Viewer decodes raw GPS tracklogs into visual elevation profile charts and performance summary cards, allowing outdoor athletes and hikers to audit route profiles before heading into the backcountry.

Key Metrics Calculated by GPX Analyzers

Cumulative Elevation Gain: The total positive vertical meters climbed throughout the activity.
Distance & Altitude Curve: The visual cross-section of mountain slopes and grade steepness.

How to View GPX Files Online

  1. Upload File: Click Open GPX Track or drag and drop any .gpx file into the viewer.
  2. Review Elevation: Inspect the altitude gradient curve and peak benchmarks.
  3. Audit Trackpoints: Check the Track Points tab to review coordinate timestamps.

Frequently Asked Questions (FAQs)

An online GPX Viewer is a GPS track log analyzer that parses and visualizes GPX (GPS Exchange Format, .gpx) files recorded from Garmin smartwatches, Strava, Apple Watch, and outdoor navigation units. It generates elevation profile curves, calculates total distance, elevation gain/loss, and displays trackpoint coordinates.

GPX files are the global standard for hiking trails, trail running, cycling routes, mountain biking (MTB), bikepacking, geocaching, and off-road 4x4 navigation.

Yes, 100% private. All GPX trackpoint parsing and elevation calculations run locally in your web browser memory. No GPS track coordinates or timestamps are uploaded to external servers.