Free training tools

Small tools that work in the browser without sign-up. They are part of the same training approach the FitSI coach is being built on.

Tabata and interval timer

Work, rest and rounds with sound cues. Presets for Tabata, beginner 30/30, circuits and stretching holds.

Pace, finish time or distance for 5K, 10K, half marathon and marathon, with splits.