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Over 1600 free calculators in math, finance, health, fitness, and more. Easy to use with step-by-step explanations.
Popular Calculator Categories
Finance & Business
- Loan Calculator
- Mortgage Calculator
- Investment Calculator
- Tax Calculator
Health & Fitness
- BMI Calculator
- Calorie Calculator
- Pregnancy Calculator
- Body Fat Calculator
Everyday Life
- Cooking Converter
- Date Calculator
- Paint Calculator
- Electricity Cost
Chemistry
- Molar Mass Calculator
- Reaction Stoichiometry
- Solution Dilution
- pH Calculator
Physics
- Velocity Calculator
- Force Calculator
- Projectile Motion
- Optics Calculator
Featured Calculators
Percentage Calculator
Calculate percentages easily – what is X% of Y? What percentage is X of Y? How to find percentage increase or decrease?
Calculate Now →Mortgage Calculator
Estimate your monthly mortgage payments with our free calculator. Includes taxes, insurance, PMI and more.
Calculate Now →BMI Calculator
Body Mass Index calculator helps you determine if your weight is healthy for your height.
Calculate Now →Date Calculator
Calculate the number of days between two dates, or add/subtract days to a specific date.
Calculate Now →Volume Calculator
Calculate the volume of cubes, cylinders, spheres, cones, and other 3D shapes.
Calculate Now →Calorie Calculator
Determine your daily calorie needs based on your age, gender, height, weight and activity level.
Calculate Now →