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Browse Calculators
12 calculators and growing — new tools added every week
Health2
BMI Calculator
Body Mass Index with metric/imperial support
Calorie Calculator
BMR & TDEE daily calorie needs
Finance4
Loan Calculator
Monthly payments & amortization schedule
Interest Calculator
Simple & compound interest
Salary Calculator
Take-home pay & frequency converter
Income Tax Calculator
Federal tax bracket estimator
Date & Time3
Pregnancy Due Date
Estimate due date & track progress
Ovulation Calculator
Predict ovulation & fertile window
Age Calculator
Exact age in years, months & days
General3
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Referenced Formulas
Health tools follow WHO and CDC standards. Finance tools use industry-standard methods.