1,100+ free online calculators, converters
& everyday tools

Currency Converter Live rates for 160+ currencies → Gold & Silver Rate Live spot value by gram, tola or ounce → Scientific Calculator Trig, logs, powers — degrees or radians → Time Zone Converter Convert time across any two zones → Regex Tester Test patterns with live match highlights → Password Generator Strong, secure passwords in a click → Laptop & PC Test Check the keyboard, screen, audio and more → Mobile & Tablet Test Touch, sensors, battery and camera → Favicon Generator One image → the whole icon set → Image Resizer Resize in your browser, nothing uploaded →

Loan Calculator Work out your monthly loan payment (EMI), total interest and total repayment in seconds. → Compound Interest Calculator See how much your money grows when interest compounds over time. → BMI Calculator Find your Body Mass Index (BMI) and weight category in seconds. → Percentage Calculator Find a percentage of a number quickly and clearly. → Age Calculator Find your exact age in years, months and days from your date of birth. → Mortgage Calculator Estimate your monthly mortgage payment and the true cost of your home loan. → Calorie Calculator Find your daily calorie target to maintain, lose or gain weight. → Home Affordability Calculator Estimate the home price you can afford from your income, debts and down payment using the 28/36 rule. →

Length Convert between metric and imperial length and distance units. → Weight & Mass Convert between grams, kilograms, pounds, ounces and more. → Temperature Convert between Celsius, Fahrenheit and Kelvin. → Volume Convert litres, gallons, cups, pints and cooking measures. → Area Convert square meters, acres, hectares, square feet and more. → Speed Convert km/h, mph, m/s, knots and feet per second. → Digital Storage Convert bytes, KB, MB, GB, TB and bits (decimal). → Time Convert seconds, minutes, hours, days, weeks and years. → Pressure Convert pascals, bar, psi, atmospheres and torr. → Energy Convert joules, calories, kilowatt-hours and BTU. → Angle Convert degrees, radians, gradians and arc units. → Power Convert watts, kilowatts, horsepower and BTU per hour. → Frequency Convert hertz, kilohertz, megahertz, gigahertz and RPM. → Force Convert newtons, kilonewtons, pound-force and kilogram-force. →

Loan Calculator Work out your monthly loan payment (EMI), total interest and total repayment in seconds. → Simple Interest Calculator Calculate simple interest and the final amount from a principal, rate and time period. → Compound Interest Calculator See how much your money grows when interest compounds over time. → VAT / Sales Tax Calculator Add or remove VAT / sales tax at any rate and see the tax amount instantly. → Mortgage Calculator Estimate your monthly mortgage payment and the true cost of your home loan. → Car Loan Calculator Find your monthly car payment and how much interest the loan will cost. → ROI Calculator Measure your return on investment as a clear percentage and profit figure. → Savings Goal Calculator Find out how much to set aside each month to hit your savings target. → Profit Margin Calculator Turn cost and selling price into profit, margin and markup percentages. → Hourly to Salary Calculator Convert your hourly wage into annual, monthly and weekly pay. → Markup Calculator Turn a cost and markup into a selling price, profit and margin. → Inflation Calculator See how inflation changes prices and buying power over time. → CAGR Calculator Find the compound annual growth rate (CAGR) between a starting and ending value over any number of years. → SIP Calculator See what a fixed monthly investment could grow to, plus your total invested and estimated returns. → Break-Even Calculator Find how many units you must sell to cover all your costs — the point where profit begins. → EMI Calculator with Prepayment Work out your loan EMI, then see what paying a little extra each month saves you. → Zakat Calculator Add up your zakatable wealth and see if you meet the nisab and how much Zakat is due. → Rent Affordability Calculator See how much rent fits your income — by the 30% rule and after your existing debts. → Net Worth Calculator Total your assets, subtract your debts, and see where you stand. → Gold & Silver Rate Calculator Value any weight of gold or silver at the live spot price — by gram, tola, ounce or kilogram, in your currency. → Crypto Price Converter Convert Bitcoin, Ethereum and more to any currency — or a currency amount into coins — at the live price. → Currency Converter Convert any amount between world currencies at the live mid-market exchange rate. → Credit Card Payoff Calculator See how long a credit card balance takes to clear — and how much interest it costs. → Retirement Savings Calculator Project how much your savings could grow by the time you retire. → Loan Amortization Schedule See the full month-by-month breakdown of any loan — principal, interest and falling balance — plus the effect of extra payments. → PayPal Fee Calculator See the PayPal fee, what you actually receive, and what to charge to net a target amount. → Stripe Fee Calculator See the Stripe fee, your net payout, and what to charge to net a target amount. → CPM Calculator Work out the cost per thousand impressions (CPM) from your spend and impressions. → GST Calculator Add GST to a price, or work backwards to pull it out of a GST-inclusive total. → AdSense Revenue Calculator Estimate ad earnings from pageviews, click-through rate and cost per click. → Sales Tax Calculator Add sales tax to a price, or pull the tax back out of a total that already includes it. → Capital Gains Tax Calculator Work out the gain on an asset you sold, the tax due on it, and what you keep after tax. → Home Affordability Calculator Estimate the home price you can afford from your income, debts and down payment using the 28/36 rule. → Debt-to-Income Ratio Calculator See what share of your income goes to debt each month — the number lenders check first. → Refinance Calculator Compare your current loan with a new one to see the monthly saving and when it pays for itself. → Down Payment Calculator Turn a home price and a percentage into a deposit amount and the loan you would need. → Overtime Pay Calculator Work out total pay when some hours are paid at time-and-a-half or double time. → Salary to Hourly Calculator Convert a yearly salary into an hourly rate, plus the weekly and monthly equivalents. → Rule of 72 Calculator Enter a rate to see how quickly compound growth doubles, triples and quadruples your money. → Future Value Calculator See what a starting sum and regular monthly deposits grow into over time. → Take-Home Pay Calculator Turn a gross salary into net pay after tax and deductions, per year and per month. → Property Tax Calculator Estimate the annual and monthly property tax on a home from its value and your local rate. → 401(k) Calculator Project your 401(k) balance at retirement from contributions, employer match and growth. → Rent vs Buy Calculator Compare the monthly cost of renting against the monthly cost of owning a home. → APY Calculator Convert a nominal rate and compounding frequency into the effective annual yield (APY). → CD Calculator See what a certificate of deposit grows to at maturity, plus the interest earned and APY. → Present Value Calculator Discount a future sum and future payments back to what they are worth today. → Commission Calculator Work out commission on a sale and add any base pay to see total earnings. → Self-Employment Tax Calculator Estimate self-employment tax on your net earnings and what you keep after it. → Real Rate of Return Calculator Adjust a nominal return for inflation to see your true gain in purchasing power. → Student Loan Calculator Work out the monthly payment, total interest and total cost of a student loan. → Auto Lease Calculator Estimate a monthly car lease payment from the price, residual value and money factor. → Dividend Yield Calculator Find the dividend yield of a stock and the annual income from your shares. → Home Equity Calculator See your home equity and an estimate of how much you could borrow against it. → Retirement Drawdown Calculator See how long a pot of savings lasts at a given monthly withdrawal and return. → Emergency Fund Calculator Work out how big your emergency fund should be and how much is left to save. → Budget Calculator (50/30/20) Split your take-home pay into needs, wants and savings with the 50/30/20 rule. → Credit Utilization Calculator Work out your credit utilization ratio and how much to pay to keep it healthy. → ROAS Calculator Measure return on ad spend from your campaign revenue and cost. → Car Affordability Calculator Work back from a comfortable monthly payment to the car price you can afford. → APR Calculator Find a loan's real APR once upfront fees are folded into the interest rate. → Annuity Calculator Turn a lump sum into the fixed monthly income it can provide over a set term. → Debt Consolidation Calculator Compare a single consolidation loan against what you pay now across your debts. → Savings Rate Calculator See what share of your income you save each month — a key measure of financial health. → Freelance Hourly Rate Calculator Work out the hourly rate you need to charge to hit your income after expenses. → Customer Acquisition Cost Calculator Work out what it costs to win each new customer from your sales and marketing spend. → Customer Lifetime Value Calculator Estimate the total value a typical customer brings over their relationship with you. → Bond Yield Calculator Find a bond's current yield and annual coupon income from its price and coupon rate. → Rent Increase Calculator See your new rent and the yearly cost after a percentage increase. → Loan-to-Value Calculator Work out your loan-to-value ratio from the loan amount and the property value. →

BMI Calculator Find your Body Mass Index (BMI) and weight category in seconds. → BMR Calculator Find how many calories your body burns at rest and each day. → Ideal Weight Calculator Estimate a healthy target weight range for your height and gender. → Calorie Calculator Find your daily calorie target to maintain, lose or gain weight. → Body Fat Calculator Estimate your body fat percentage using the U.S. Navy tape method. → Water Intake Calculator Estimate how much water to drink each day for your body and activity. → Macro Calculator Turn your daily calorie target into grams of protein, carbohydrates and fat. → Pregnancy Due Date Calculator Estimate your due date, how many weeks along you are and your current trimester. → Heart Rate Zone Calculator Find your maximum heart rate and personal training zones for smarter workouts. → Steps to Calories Calculator Turn a step count into an estimate of calories burned and distance walked. → Ovulation Calculator Estimate your ovulation day and fertile window from your cycle. → TDEE Calculator Find your maintenance calories — the energy you burn in a typical day. →

Percentage Calculator Find a percentage of a number quickly and clearly. → Average Calculator Calculate the average (mean) of any list of numbers. → Percentage Change Calculator Find the percentage increase or decrease between two values. → Ratio Calculator Simplify any ratio to its lowest terms and see it as a decimal. → GCD & LCM Calculator Find the greatest common divisor and least common multiple. → Rounding Calculator Round any number to the decimal places you need. → Standard Deviation Calculator Get the standard deviation, variance and mean of a set of numbers instantly. → Exponent Calculator Raise any number to any power — whole, negative or fractional exponents all work. → Prime Number Calculator Check whether a number is prime — and if not, get its prime factorisation. → GPA Calculator Work out your weighted GPA from each course grade and its credit hours. → Grade Calculator Combine your scores by weight to see your current overall grade. → Final Grade Calculator Find the exact score you need on your final exam to hit your target grade. → Fraction Calculator Add, subtract, multiply or divide two fractions — simplified automatically. → Quadratic Equation Solver Solve ax² + bx + c = 0 — real or complex roots, discriminant and vertex. → Root Calculator Find the square root, cube root or any nth root of a number. → Scientific Calculator Type or tap a full expression — trig, logs, powers, roots and more, in degrees or radians. → Probability Calculator Combine the odds of two independent events — both, either, neither or only one. → Confidence Interval Calculator Find the confidence interval for a mean from your sample statistics. →

Age Calculator Find your exact age in years, months and days from your date of birth. → Date Difference Calculator Count the days, weeks and months between any two dates. → Tip Calculator Work out the tip and split the bill between friends in seconds. → Discount Calculator Find the sale price and how much you save on any discount. → Fuel Cost Calculator Work out the fuel needed and total cost for any trip. → Unit Price Calculator Find the price per unit so you can spot the best value. → Pace Calculator Find your running pace per kilometre and average speed. → Electricity Cost Calculator See how much any appliance costs to run per day, month and year. → Sleep Calculator Enter when you need to wake up and get bedtimes timed to whole sleep cycles. → Speed Calculator Enter a distance and time to get speed in km/h, m/s and mph, plus pace. → Countdown Timer Count down to any date — the days, hours, minutes and seconds tick live. → Time Zone Converter Convert a time between any two time zones — daylight saving handled for you. → Aspect Ratio Calculator Find the aspect ratio of any size, then resize width or height while the proportions stay locked. → Days Calculator Add or subtract days from any date and get the resulting date and weekday. → Month Calculator Add or subtract months from a date, with month-end handled correctly. → Hours Calculator Work out hours between two times, minus a break — with pay if you add a rate. →

Word Counter Count words, characters, sentences and reading time as you type. → Case Converter Convert text between UPPERCASE, lowercase, Title Case, camelCase and more. → JSON Formatter Beautify and validate JSON with clean indentation. → HEX to RGB Converter Convert a HEX color to RGB and HSL with a live preview. → Password Generator Create strong, random passwords in one click. → MD5 Hash Generator Turn any text into its 32-character MD5 hash instantly. →

Merge PDF Combine several PDF files into one document. → JPG to PDF Turn your JPG or PNG images into a single PDF. → CSV to Excel Convert a CSV file into a proper Excel (.xlsx) workbook. → Compress PDF Reduce a PDF’s file size while keeping it readable. → Split PDF Split a PDF into separate files — every page, or custom ranges. → PDF to JPG Convert each page of a PDF into a JPG image. →

QR Code Generator Turn any text or link into a downloadable QR code. → WiFi QR Code Generator Let guests join your WiFi by scanning — no typing passwords. → Code 128 Barcode Generator Encode text and numbers into a Code 128 barcode. → WhatsApp QR Code Generator Let people start a WhatsApp chat with you by scanning a code. → URL QR Code Generator Turn a website link into a scannable QR code. → Email QR Code Generator Create a QR code that opens a pre-filled email. →

Resignation Letter A polite, professional resignation letter you can customise in seconds. → Leave Application Request time off from work clearly and professionally. → Job Application Email Introduce yourself and apply for a role by email, professionally. → Business Proposal Email Pitch your solution and win the business with a clear proposal. → Follow-Up Email Politely nudge for a reply without sounding pushy. → Complaint Letter Raise an issue firmly, professionally and get results. →