Free Online Calculators

Calculate your exact age in years, months, and days. See the countdown to your next birthday.

Calculate your Body Mass Index instantly using metric or imperial units. Get your health category with a visual gauge.

Calculate your Basal Metabolic Rate using the Mifflin-St Jeor equation. Find out exactly how many calories you burn resting.

Estimate calories burned during any physical activity based on your body weight and duration. Uses standard MET values.

Calculate the future value of your investments with compound interest and monthly contributions.

Find the exact difference between two dates in years, months, days, weeks, hours, and minutes. Fast and accurate.

Calculate the final price of an item after applying a percentage or fixed discount, plus optional sales tax. Perfect for users needing a sales calculator.

Calculate your Equated Monthly Installment (EMI) for home loans, car loans, or personal loans.

Calculate trip fuel cost based on distance, fuel efficiency, and price per litre. Supports km/miles and L/100km or MPG.

Calculate GST or VAT amounts instantly. Add tax to a price or extract it from an inclusive total. Supports all standard rates.

Estimate how much home loan or personal loan you qualify for based on your income, expenses, interest rate, and tenure.

Calculate percentages instantly — find X% of Y, percentage change, what percentage X is of Y, and more.

Calculate Return on Investment (ROI), net profit, and annualized ROI for any investment. Simple, fast, and free.

Estimate income tax under the Indian New Tax Regime for FY 2025-26. Includes education cess and effective tax rate.

Calculate the future value of your Systematic Investment Plan. See projected returns, gains, and invested amount with a visual chart.

Add multiple time durations (HH:MM:SS) and get the total. Perfect for freelancers, students, and time-tracking.

Calculate the tip amount and total bill quickly. Split the total evenly among any number of people.