Bulk FIT Upload

Drag-drop FIT files exported from Garmin Connect / Polar Flow / Coros. If a Strava activity matches by time + distance, we enrich it with running dynamics. If no match exists, the activity is created from the FIT alone — so athletes can onboard without a Strava connection.

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Have a Strava account?

Use Strava's "Download Your Data" export to import your full history (FITs included) in one ZIP.

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📚 How to export FIT files from Garmin Connect

Open connect.garmin.com in browser
Click on the activity you want
Click the ⚙ gear icon (top-right) → Export File (this downloads the .fit format)
A .fit file downloads
Drag it into the box below

Pro tip:use Garmin Connect's "Activities" list view to export multiple at once (one file per activity). Drop them all here together.

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Drag-drop FIT files, or click to browse

Max 50 files per batch · 25 MB per file

Available to all athletes. First-time setup: upload your last 90 days of FIT files so AISRi can compute your class and generate your 7-day plan.