Workout builder interface showing structured workout steps

Workout Builder

Create structured workouts with custom steps targeting power, heart rate, pace, or cadence. Import and export Zwift (ZWO), FIT, MRC, and ERG formats. Sync to devices. Easy to use, quick and text based.

Build Any Workout

Design structured workouts with precise targets for every step. Compatible with indoor trainers and outdoor devices.

  • Custom steps: power, HR, pace, cadence targets
  • Power: % FTP, absolute watts, % modeled MAP, zones
  • HR: % max or threshold, zones
  • Pace: %threshold, zones
  • Prescribe workouts using completely custom zones with any anchors
  • Import/export: Zwift (ZWO), FIT, MRC, ERG
  • Device synchronization
  • Simple text-based editor, no clunky drag and drop