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Free Online Calculators
Accurate, free calculators for health, fitness, and finance — no sign-up required.
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Health & Fitness Calculators
BMI Calculator
Body Mass Index Calculator
Metric (kg/cm) & Imperial (lbs/ft)
BMI chart & healthy weight ranges
TDEE Calculator
Total Daily Energy Expenditure
Calories to lose, maintain, or gain
By activity level
BMR Calculator
Basal Metabolic Rate Calculator
Mifflin-St Jeor & Harris-Benedict
Ideal Weight
Ideal Body Weight Calculator
Multiple formulas (Devine, Miller, Hamwi)
Calorie Calculator
Daily Calorie Needs Calculator
Calories for weight loss & gain
Water Intake
Daily Water Intake Calculator
By weight, activity & climate
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Finance Calculators
Mortgage Calculator
Mortgage Payment Calculator
USA, UK, UAE, EU, Egypt, Saudi Arabia
Monthly payment + amortization
Loan Calculator
Personal & Car Loan Calculator
Monthly EMI + total interest
Savings Calculator
Compound Interest & Savings
Future value calculator
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Math & Everyday Calculators
Age Calculator
Exact Age in Years, Months & Days
Percentage Calculator
What is X% of Y?
Percentage increase & decrease
Discount Calculator
Sale Price & Savings Calculator
Tip Calculator
Restaurant Tip & Bill Splitter