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What's actually inside a Garmin FIT file?

A plain-English tour of the binary format your watch actually records to.

GPX vs TCX vs FIT: what's the difference?

Three formats, one workout, three very different amounts of detail.

How to export your Strava data

Where to find the bulk export option, and how to get FIT instead of GPX.

How to export your Garmin data

Full account export and single-activity export, step by step.

Why raw data, not a squeezed summary

Why this tool doesn't decide in advance what's worth keeping — you do.