Free Online Calculators

Calculate your age online for free. Find exact age from date of birth in years, months, and days. Countdown to next birthday. Perfect for school admission, job applications.

Calculate BMI online for free. Body Mass Index calculator using metric or imperial units. Get your health category with visual indicators. Instant BMI check.

Calculate BMR online for free. Find your Basal Metabolic Rate using Mifflin-St Jeor formula. Know your daily calorie needs for weight management. Instant calculation.

Calculate calories burned online for free. Estimate calories for any physical activity based on weight and duration. Perfect for fitness and weight loss planning.

Calculate compound interest online for free. Find future value of investments with compound growth and monthly contributions. Visual growth chart. Plan your savings effectively.

Calculate date difference online for free. Find exact days, months, years between any two dates. Perfect for countdown, project deadlines, and age calculation.

Calculate discounts online for free. Find final price after percentage or fixed discount. Know your savings. Perfect for shopping deals and sale calculations.

Calculate EMI online for free. Find your monthly loan installment for home, car, and personal loans. Instant calculation with breakdown. Plan your finances better.

Calculate fuel cost online for free. Estimate trip fuel expense based on distance, fuel efficiency, and price. Supports km and miles. Plan your travel budget accurately.

Calculate GST and VAT online for free. Add tax to price or extract from inclusive total. Supports multiple tax rates. Perfect for Indian businesses and invoice preparation.

Calculate income tax online for free. Estimate tax under Indian New Tax Regime FY 2025-26. Includes education cess and effective tax rate. Plan salary structure smartly.

Check loan eligibility online for free. Estimate how much home loan or personal loan you qualify for based on income and expenses. Instant pre-qualification check.

Calculate percentages online for free. Find X% of Y, percentage change, what percent X is of Y. Instant results. Quick percentage math for business, study, and daily use.

Calculate ROI online for free. Find Return on Investment percentage, net profit. Choose time period. Perfect for business analysis and investment evaluation.

Calculate SIP returns online for free. Estimate Systematic Investment Plan future value. See projected returns, gains, and investment breakdown. Plan your mutual fund investments.

Calculate time durations online for free. Add multiple time spans (HH:MM:SS) to get total. Perfect for freelancers, project time tracking, and student study hours.

Calculate tips online for free. Quickly find tip amount and total bill. Split evenly among any number of people. Perfect for restaurant dining and group outings.