Research-based calorie estimator for bouldering sessions. Accounts for climbing grade, wall angle, rest time, and intensity. Based on the 2024 Compendium of Physical Activities.
Upload a GPX or pick a famous climb (Alpe d'Huez, Ventoux, Stelvio, Kona). Course-specific finish time, IF, TSS, race plan.
Chainring, cassette, and wheel into cadence vs speed. Gear ratio, gear inches, and development.
Watts saved at every position in a paceline. Built on peer-reviewed peloton aerodynamics.
Estimate FTP from one max effort or fit critical power from several. Coggan 7-zone training zones, W/kg, power-duration curve.