Calculators

Calculate your exact age in years, months, weeks, days, hours, and find your next birthday countdown.

Compute percentage increases, decreases, discounts, and fractions with clear explanations.

Calculate Body Mass Index (BMI) using metric or imperial units with official health categories.

Calculate Basal Metabolic Rate (BMR) using Mifflin-St Jeor and Harris-Benedict formulas.

Calculate daily caloric requirements to maintain, lose, or gain weight based on activity level.

Estimate body fat percentage using US Navy circumference measurements.

Calculate recommended daily water intake in liters and cups based on weight and exercise.

Calculate future returns and wealth accumulation on monthly Systematic Investment Plans.

Calculate maturity returns, interest earned, and payouts for bank Fixed Deposits (FD).

Calculate Public Provident Fund maturity balance and interest over 15-year tenures.

Calculate simple interest (P × R × T / 100) and total repayment amounts for loans and deposits.

Calculate exponential wealth growth with annual, monthly, or daily compounding interest.

Universal financial calculator to solve for interest rate, principal, time, or maturity values.

Calculate monthly Equated Monthly Installments (EMI) for home, car, or personal loans.

Estimate personal income tax liability and deductions under progressive tax brackets.

Calculate trip fuel costs, mileage consumption, and per-passenger travel expenses.

Estimate home electricity costs by wattage consumption, hours per day, and kWh tariff rates.

Convert meters, feet, inches, centimeters, kilometers, miles, and yards in real time.

Convert kilograms, pounds, ounces, grams, stones, and metric tons instantly.

Convert square meters, square feet, acres, hectares, and square kilometers for real estate.

Convert liters, gallons, milliliters, fluid ounces, cups, and cubic meters.

Convert Celsius, Fahrenheit, and Kelvin temperature scales with exact formulas.

Fast, responsive online arithmetic calculator with memory keys and keyboard support.

Advanced scientific calculator supporting trigonometry, logarithms, exponents, and roots.

Calculate gross profit, net profit, and profit percentages from cost and revenue numbers.

Calculate gross profit margins and markup percentages to set optimum product prices.

Calculate sale prices and total savings from percentage or flat dollar discount sales.

Calculate inclusive and exclusive Value Added Tax (VAT) amounts easily.