Connect to Strava
Garmin FIT Tools
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Drop FIT files here
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Multiple files supported — they'll be processed together and downloaded as a ZIP.
Sport
Generic
Road
Mountain
Cyclocross
Ebike
Maps to FIT Sport / SubSport. Affects how Garmin Connect / Strava categorizes the activity.
Start Time Override (CET/CEST, optional)
Useful when your FIT file has incorrect start time. Leave empty to keep original.
Minimum gap (seconds)
Leave empty to skip gap compression.
Maximum gap to compress (minutes)
Longer gaps stay as recorded (e.g. lunch break). Empty = unlimited.
Smooth Metrics (window in seconds)
Smooth heart rate and speed. Leave empty to keep originals.
Trim start (s)
Drop first N seconds.
Trim end (s)
Drop last N seconds.
Strip sensor data
GPS
HR
Power
Cadence
Temp
Drop sensor fields (broken sensor / privacy).
Remove stopped/slow records
Off
Drop < 4 km/h
Drop < 6 km/h
Drop < 8 km/h
Drop < 10 km/h
Drops records below threshold AND cadence < 40. Warning: on ebike this may drop power-assist segments and inflate average speed.
Add synthetic pauses at start/end
Appends 1-10 minutes of stationary records before the first and after the last real record.
Merge all into one activity
Concatenate the files chronologically into a single activity (e.g. resumed ride on another device). Distances are stitched cumulatively.
Process