All Calculators
Explore free online calculators with instant results, documented formulas, FAQs, examples, and step-by-step explanations.
125 calculators available
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HRA Calculator
Calculate House Rent Allowance (HRA) tax exemption under Section 10(13A) of the Income Tax Act. Determine exempt HRA, taxable HRA, and tax savings across metro (50%) and non-metro (40%) cities.
Income Tax Calculator
Estimate Indian income tax for Tax Year 2026-27 under the Old or New Regime using taxable income, slab rates, Section 87A rebate, marginal relief, and 4% cess.
Attendance Calculator
Calculate your current class attendance percentage, determine the exact number of consecutive lectures needed to reach mandatory 75% or 80% criteria, and calculate how many classes can be safely skipped.
BMR Calculator
Calculate your Basal Metabolic Rate (BMR) using the Mifflin-St Jeor Equation. Estimate the number of calories your body burns at rest and determine your daily calorie requirements based on activity level.
Calorie Calculator
Calculate your Total Daily Energy Expenditure (TDEE) and daily calorie targets for sustainable fat loss, muscle gain, or weight maintenance based on the clinical Mifflin-St Jeor equation and physical activity coefficients.
Body Fat Calculator
Estimate body fat percentage with the U.S. Navy circumference method using height, neck, waist and, for women, hip measurements. Track trends consistently.
CGPA Calculator
Calculate your CGPA (Cumulative Grade Point Average) and convert it into percentage instantly. Add grades and credits for multiple subjects to get accurate results.
CAGR Calculator
Calculate the compound annual growth rate of a lump-sum investment from its beginning value, ending value, and holding period. Also see profit and absolute return.
Compound Interest Calculator
Calculate compound interest, maturity amount, investment growth, and total interest earned instantly using annual, monthly, quarterly, or daily compounding.
Average Calculator
Need to find the average of a list of numbers? This free calculator instantly works out the mean, total, count, minimum, and maximum values — and shows you the full step-by-step calculation so you understand exactly how the result was reached.
Scientific Calculator
Free online Scientific Calculator (Sci Calculator / SC Calculator) for advanced mathematical calculations including trigonometry, logarithms, powers, roots, factorials, exponents, and engineering calculations.
PPF Calculator
Calculate your Public Provident Fund (PPF) maturity amount, total investment, and estimated interest earnings. Plan long-term sovereign-backed savings, tax-free returns under EEE status, and retirement corpus growth.
Inflation Calculator
Calculate the future value of money after inflation and understand how rising prices affect your purchasing power over time. Use our free Inflation Calculator to estimate inflation-adjusted values and plan your finances more effectively.
Lumpsum Calculator
Calculate the future value of a one-time mutual fund lump-sum investment. Estimate compounding growth, total wealth gained, and long-term capital accumulation across equity, debt, and hybrid assets.
SWP Calculator
Calculate monthly systematic withdrawals, capital preservation, remaining mutual fund corpus, and tax-efficient cash flow streams from your lump-sum investments.
Retirement Calculator
Calculate the retirement corpus you may need to maintain your lifestyle after retirement. Estimate future expenses, inflation-adjusted costs, retirement savings, and monthly retirement income using our free Retirement Calculator.
Fraction Calculator
Calculate fractions instantly. Add, subtract, multiply, divide, simplify fractions, convert fractions to decimals, and solve mixed fraction problems online.
Mean Median Mode Calculator
Calculate mean, median, and mode instantly from a set of numbers. Use our free Mean Median Mode Calculator to analyze data, statistics, averages, and distributions quickly and accurately.