StitchRun
GPX MERGE · CLIENT-SIDE · NO UPLOAD REQUIRED

YOU STOPPED
INSTEAD OF
PAUSED.

Stitch split .gpx files back into a single, clean activity file. Upload to Strava as one unbroken effort — no gap, no missing split, no stats ruined.

Merge My FilesUpgrade to Pro · $5Works entirely in your browser. Your routes never leave your device.
Client-side
Files merged
Zero bytes
Data uploaded to servers
Coming soon
FIT support
GPX 1.1
Output format
How it works

Three steps.
Back to one activity.

01

Drop your files

Select or drag 2+ GPX files from your device. The ones you accidentally split by stopping mid-run.

02

Instant merge

StitchRun sorts all track points chronologically and weaves them into one seamless GPX — entirely in your browser.

03

Download & upload

Get your merged.gpx file. Head to Strava, upload it as a manual activity. One entry, all the data.

Pro pass

Keep the free merge.
Back the Pro build.

StitchRun Pro is a one-time $5 pass for runners who want priority support and early access to the next upgrades: larger files, FIT support, and batch merging. The basic GPX merge tool stays free below.

$5
One-time Pro pass
  • ✓Priority GPX merge support
  • ✓Early larger-file access
  • ✓FIT + batch roadmap updates
Buy StitchRun Pro
The tool

Drop your files.
Get one back.

Drop .gpx files here

or click to browse — select 2 or more files

.GPX ONLY · FIT SUPPORT COMING SOON

Drop some .gpx files above to get started