Starter Packs
Guided calculator journeys — the right numbers, in the right order, for your goal
Choose Your Calculator Journey
Weight Loss Calculator: BMI, Calories & Macros Plan
Calculate your BMI, find out how many calories your body burns each day, set your calorie target, and split it into macros — the complete evidence-based foundation for losing weight.
Full Body Health Check: 7 Key Metrics Calculator
Check BMI, waist-hip ratio, blood pressure, body fat, ideal weight, heart rate zones, and sleep quality — everything you need for a complete annual health picture.
Gym Calculator for Beginners: Metabolism, TDEE & Strength
Calculate your BMI baseline, resting metabolic rate, daily calorie needs, and estimated one-rep max — the essential starting metrics for any gym program.
Strength Athlete Calculator: 1RM, Wilks Score & Nutrition
Calculate your one-rep max, Wilks score, daily calorie needs, macro split, body fat, and FFMI — the complete data picture for powerlifters and strength athletes.
Personal Trainer Client Assessment Calculator
BMI, body fat percentage, one-rep max, daily energy needs, macro targets, and VO2 max — a structured intake assessment toolkit for fitness professionals.
Marathon Training Calculator: Pace, Nutrition & Race Planning
VO2 max, race time predictions, marathon pace, training zones, calorie burn, heart rate, hydration, daily fuelling, and macro split — everything you need to train smart and race strong.
Post-Injury Recovery Calculator: Nutrition, Strength & Fitness
Track body composition changes, recalculate energy needs, dial in recovery protein, rebuild your strength baseline, and measure cardio fitness as you return from injury.
Healthy Aging Calculator: Biological Age & Longevity Metrics
BMI, body fat, ideal weight, VO2 max, heart rate zones, resting metabolism, daily energy needs, and biological age — the complete longevity health picture for adults 40+.
Pregnancy Calculator: Due Date, Weight Gain & Nutrition Plan
Calculate your due date, estimate conception timing, find your healthy weight gain range, know your calorie needs, plan your macro targets, and set safe exercise limits.
Diabetes Risk Calculator: Metabolic Health Assessment
Assess your BMI, central obesity, 10-year diabetes risk, blood sugar levels, cholesterol ratios, and daily nutrition — a complete metabolic health picture with actionable targets.
Calorie Deficit Calculator: Weight Loss Plan with Protein & Progress Tracking
Calculate your calorie deficit, estimate workout calorie burn, set your protein target, measure lean body mass, and track your total weight loss progress — an evidence-based active weight loss plan.
Postpartum Recovery Calculator: Breastfeeding Calories & Weight Plan
Calculate your breastfeeding calorie needs, plan recovery macros, track postpartum weight progress, and understand your period and fertility timeline — evidence-based support for new mothers.
Daily Health Check Calculator: Blood Pressure, BMI & Hydration
BMI, blood pressure, sleep timing, daily hydration, waist-hip ratio, and biological age — a lightweight weekly health monitoring routine you can complete in minutes.