Calculate and track CSS Critical Swim Speed
Calculate times and paces
FTP Tracking, Reminders, and Race Planning
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Bit Fitter includes GymPad, the new way to get training done.
Bit Fitter is simpler and more convenient than a notebook, and designed to stay out of the way.
Bit Fitter lets you plan the perfect workout and then it's there to track when it's time to get it done.