PitStopper Plans. GPXFIT Perfects.

If PitStopper is your adventure planning companion, then GPXFIT is your complete GPS file toolkit. With 24 tools for editing and analyzing GPX and FIT files, it helps you both prepare routes before activities and clean up recordings after.

Whether you're planning your next adventure or refining a recorded ride, GPXFIT gives you powerful tools to edit waypoints, fix errors, analyze performance, and export in any format you need.

What Can GPXFIT Do?

GPXFIT offers a comprehensive suite of 24 tools, all running in your browser:

Pre-Activity Route Preparation

• Edit Waypoints - Modify waypoints along your planned routes
• Crop & Trim - Remove unwanted sections from the start, end, or middle
• Split Routes - Break lengthy routes into manageable stages
• Merge Routes - Combine multiple shorter routes into one
• Ghost Racer - Generate virtual pacing targets for your rides
• Reverse Route - Flip your route direction instantly
• 3D Visualization - Preview your route terrain before you go

Post-Activity Cleanup

• Validate File - Check for errors and data quality issues
• Elevation Check - Detect and fix elevation anomalies from GPS drift
• Remove Still Time - Strip out idle periods and pauses
• Privacy Scrub - Remove sensitive location data before sharing
• Time Shift - Adjust timestamps across your activity
• Shrink - Reduce file size while preserving essential data

Performance Analysis

• Gradient Report - Analyze time spent at different inclines
• Ascent/Descent Charts - View cumulative climbing breakdowns
• Heart Rate & Power Curves - Identify peaks and best efforts
• TSS Calculator - Calculate Training Stress Score
• Zone Analysis - Time in heart rate and power zones
• Efficiency Metrics - Track aerobic decoupling trends
• Compare Routes - Overlay 2-3 files side-by-side

Export Options

• Export to GPX, FIT, CSV, or GeoJSON formats

Why You Need GPXFIT

GPS files aren't always perfect, and sometimes you need more control:

Before your activity:

• Split a long route into daily stages
• Generate ghost racers for pacing
• Preview terrain in 3D to know what's ahead

After your activity:

• Fix elevation errors and GPS drift anomalies
• Remove idle time from coffee stops
• Scrub your home location for privacy before sharing on Strava
• Convert between formats for different devices

GPXFIT brings together hard-to-find editing tools in one place. Export in the format you need—GPX for bike computers, FIT for Garmin, CSV for spreadsheets, or GeoJSON for mapping apps.

The Perfect Pair

PitStopper → Plan your route with POIs → Create your adventure GPXFIT → Record your activity → Analyze and refine → Share perfectly

Together, these tools cover the complete adventure lifecycle. Plan smarter routes with PitStopper's POI discovery, then perfect your recorded files with GPXFIT's analysis and editing capabilities.

Get Started Now

GPXFIT is completely free and runs entirely in your browser. No uploads to third-party servers, no registration required.

Visit GPXFIT: https://skeffling.net/gpxfit/

Upload your latest GPX or FIT file, explore the analysis tools, and discover insights about your adventures that your bike computer might not show. Clean up that data, fix those elevation errors, and export in any format you need.

Your recorded adventures deserve to be perfect. That's what GPXFIT does.