Fitness & Nutrition Pack
Plan fueling and training with TDEE, macros, running pace, hydration, and heart-rate tools — all client-side.
TDEE Calculator
Daily calorie needs based on activity level
OpenMacro Calculator
Protein, fat, and carbs from calories
OpenWater Intake Calculator
Daily water needs from body weight and activity
OpenRunning Pace Calculator
Pace, speed, and finish time from distance and time
Open1RM
One-rep max (Epley formula)
OpenKarvonen Heart Rate
Training zones from HRmax and HRrest
OpenCalorie Deficit
Time to reach target weight
Open