Free Online Scientific Calculator

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Financial Calculators

Mortgage Calculator

Calculate your monthly payments, total interest, and amortization schedule by entering your loan amount, interest rate, and term.

Investment (ROI) Calculator

Evaluate your investment's performance. Calculate total return and annualized ROI to help guide your financial decisions.

Health & Fitness

Body Mass Index (BMI) Calculator

Quickly assess your body mass index based on your height and weight to understand your current health status.

Daily Calorie (TDEE) Calculator

Scientifically calculate your Total Daily Energy Expenditure (TDEE) to maintain your current weight based on your activity level.