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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.