A collection of useful tools for manipulating FIT files.

Field Stripper

Remove fields, like power, from your file.

Time Adjuster

Change the date or time that you created the file.

File Combiner

Combine multiple files into one.

Power Adjuster

Change your power meter data.

Step 1


Undo

 

Drag and drop the file here

Step 2

Select fields to strip

Power
Heartrate
Location
Speed
Cadence
Temperature
Altitude

Step 2

Select activity start time

Step 2

Select combiner options

Single session file

Select this if you want to upload to Strava or TrainingPeaks

Step 2

Set power change percentage