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Fitness & Health Calculators

Track your health metrics, BMI, and calorie needs.

BMI Calculator

Body Mass Index.

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BMI Calculator for Kids

BMI Percentiles for children.

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BMI Calculator for Men

BMI for adult males.

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BMI Calculator for Women

BMI for adult females.

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BMI Calculator for Teens

BMI for teenagers.

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BMI Weight Loss Calculator

Target BMI planning.

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Geriatric BMI Calculator

BMI for older adults.

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Ideal Weight Calculator

Find your target weight.

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Healthy Weight Calculator

Healthy weight range.

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Adjusted Body Weight Calculator

For nutritional dosing.

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Lean Body Mass Calculator

Weight minus fat.

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Overweight Calculator

Check overweight status.

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Waist to Hip Ratio Calculator

WHR analysis.

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Waist to Height Ratio Calculator

WHtR analysis.

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Body Shape Calculator

Determine body shape.

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Body Frame Size Calculator

Small, medium, or large frame.

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Body Fat Calculator

Estimate body fat percentage.

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Body Fat Percentage Calculator

Calculate BF%.

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Army Body Fat Calculator

US Navy method.

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Skinfold Body Fat Calculator

Caliper method.

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FFMI Calculator

Fat-Free Mass Index.

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RFM Calculator

Relative Fat Mass.

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Body Adiposity Index Calculator

Hip circumference based.

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Body Roundness Index Calculator

Shape-based health risk.

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ABSI Calculator

A Body Shape Index.

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Ponderal Index Calculator

Corpulence index.

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Calorie Calculator

Daily calorie needs.

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Daily Calorie Calculator

Maintenance calories.

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TDEE Calculator

Total Daily Energy Expenditure.

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BMR Calculator

Basal Metabolic Rate.

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Mifflin-St Jeor Calculator

Accurate BMR formula.

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Harris-Benedict Calculator

Classic BMR formula.

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Katch-McArdle Calculator

BMR based on LBM.

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RMR Calculator

Resting Metabolic Rate.

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BEE Calculator

Basal Energy Expenditure.

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EER Calculator

Estimated Energy Requirement.

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Maintenance Calorie Calculator

Maintain current weight.

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Calorie Deficit Calculator

Weight loss planning.

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Calorie Intake Calculator

Target intake.

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Weight Loss Calculator

Plan weight loss timeline.

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Weight Loss Percentage Calculator

Percentage of mass lost.

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Weight Gain Calculator

Hypertrophy planning.

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Macro Calculator

Macronutrient split.

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Macronutrient Calculator

Protein, Carbs, Fat.

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Protein Calculator

Daily protein needs.

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Carb Calculator

Carbohydrate intake.

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Fat Intake Calculator

Fat requirements.

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Net Carbs Calculator

Total minus fiber.

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Keto Calculator

Ketogenic diet macros.

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IIFYM Calculator

Flexible dieting.

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Added Sugar Intake Calculator

Monitor sugar.

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Sodium in Salt Calculator

Salt to Sodium conversion.

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Water Intake Calculator

Hydration needs.

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Fiber Calculator

Daily fiber needs.

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Meal Calorie Calculator

Calories per meal.

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Weight Watchers Points

Points system.

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Pace Calculator

Running/Walking pace.

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Running Pace Calculator

Run splits.

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Walking Pace Calculator

Walk utility.

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Stride Length Calculator

Estimate stride.

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VO2 Max Calculator

Aerobic capacity.

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Target Heart Rate Calculator

Training zones.

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Karvonen Formula Calculator

HR based on resting HR.

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Heart Rate Reserve Calculator

HRR.

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6 Minute Walk Test Calculator

Functional exercise capacity.

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Quarantine Activity Calculator

Indoor activity tracking.

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Pregnancy Calculator

Due date.

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Due Date Calculator

EDD.

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Conception Date Calculator

Estimate conception.

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Fertility Calculator

Fertile window.

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Ovulation Calculator

Ovulation dates.

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Weeks Pregnant Calculator

Gestational age.

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Trimester Calculator

Pregnancy stages.

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Pregnancy Weight Gain Calculator

Healthy gain.

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Labor Induction Date Calculator

Induction estimates.

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Diabetes Risk Calculator

Risk assessment.

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Blood Sugar Calculator

Glucose conversion.

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HbA1c Calculator

Average blood glucose.

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Blood Pressure Calculator

BP Category.

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QTc Calculator

Corrected QT interval.

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Insulin Dosage Calculator

Dosage estimation.

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HOMA-IR Calculator

Insulin Resistance.

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BMI Risk Calculator

Health risk by BMI.

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Diet Risk Score Calculator

Nutrition quality.

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Bedridden Patient Height

Estimate height from knee height.

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Draw Length Calculator

Archery draw length.

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Diabetic Ketoacidosis

Check DKA criteria.

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Estimated Average Glucose

Convert HbA1c to eAG.

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Glycemic Index Calculator

Check food GI.

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Glycemic Load Calculator

GI impact of portion.

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Wells Score Calculator

Pulmonary Embolism risk.

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Micronutrient Calculator

Vitamins & Minerals.

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Vitamin A Calculator

RAE conversions.

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Vitamin D Calculator

IU to mcg.

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Gastric Sleeve Weight Loss

Estimated post-op loss.

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Explore Categories

Basic & Math Calculators

Fundamental tools for everyday calculations and arithmetic operations.

11 Calculators

Algebra & Advanced Math

Solvers for equations, factoring, and complex mathematical problems.

16 Calculators

Geometry & Trigonometry

Calculate analysis of geometric shapes, angles, and distances.

8 Calculators

Statistics & Probability

Analyze data, find probabilities, and calculate statistical measures.

15 Calculators

Fraction & Decimal Calculators

Tools for fractions, decimals, and rounding.

6 Calculators

Percentage & Ratio Calculators

Calculate percentages, ratios, and unit rates.

7 Calculators

Physics Calculators

Calculators for kinematics, force, work, and energy.

32 Calculators

Chemistry Calculators

Tools for chemical equations, molarity, and stoichiometry.

15 Calculators

Geometry & Shape Calculators

Calculate analysis of geometric shapes and figures.

9 Calculators

Number & Logic Calculators

Primes, GCD/LCM, and other number theory tools.

8 Calculators

Fitness & Health Calculators

Track your health metrics, BMI, and calorie needs.

95 Calculators

Financial & Investment Calculators

Plan your financial future with investment, loan, and retirement tools.

21 Calculators

Loan & Mortgage Calculators

Calculate monthly payments and interest for loans and mortgages.

23 Calculators

Retirement Calculators

Plan for your golden years.

19 Calculators

Currency & Forex Calculators

Real-time conversions and FOREX trading tools.

3 Calculators

Business & Entrepreneur Calculators

Tools for business owners to calculate profit, margin, and costs.

21 Calculators

Tax & Payroll Calculators

Estimate income tax and paycheck deductions.

23 Calculators

Salary & Employment Calculators

Convert hourly to salary and plan career growth.

10 Calculators

Miscellaneous Financial Calculators

Tips, discounts, and specific financial tools.

10 Calculators

Education & Academic Calculators

Track grades and GPA.

14 Calculators

Date & Time Calculators

Calculate duration, age, and convert time zones.

5 Calculators

Unit Conversion Calculators

Convert between different units of measurement.

7 Calculators

Epoxy Resin & Craft Calculators

Tools for makers and crafters.

7 Calculators

Real Estate & Property Calculators

Evaluate property investments.

12 Calculators

Business & Cost Calculators

Analyze costs and budgets.

15 Calculators

Statistics & Data Analysis Calculators

Advanced data analysis tools.

5 Calculators

Vehicle & Automotive Calculators

Car costs and fuel efficiency.

13 Calculators