Math & Finance Calculators
Everyday math and finance calculators: percentages, loans, mortgages, VAT, compound interest, unit conversion, statistics, and more.
- Percentage Calculator — Calculate percentages, percentage change, and percentage of total. Free online percentage calculator, works instantly in your browser with no signup required.
- Loan Calculator — Calculate monthly payments, total interest, and amortization schedule. Free online loan calculator, works in your browser with no signup or installation required.
- Compound Interest Calculator — Smart and intuitive tool for calculating compound interest over time, perfect for visualizing investment growth, savings projections, and long-term financial planning.
- Mortgage Calculator — Calculating monthly mortgage payments, total interest, and full repayment costs based on loan amount, interest rate, and term perfect for homebuyers and property investors planning their finances. Free online mortgage calculator, no signup required.
- VAT Calculator — Tool for calculating VAT amounts and prices with and without tax, perfect for business owners, accountants, and freelancers who need quick VAT calculations for invoices, pricing, and financial reporting.
- Profit Margin Calculator — A smart and accurate tool for calculating gross, net, and operating profit margins instantly, perfect for business owners, entrepreneurs, and finance professionals who need to quickly assess the profitability of any product, service, or business.
- Tip Calculator — Calculate tip amount and split the bill between multiple people. Free online tip calculator and bill splitter, works instantly in your browser.
- Discount Calculator — Calculate discounted price and savings from a percentage off. Free online discount calculator, works in your browser with no account or installation needed.
- Unit Converter — Convert length, weight, temperature, area, volume, and speed units. Free online unit converter with instant results, no account or installation needed.
- Number Base Converter — Convert numbers between binary, octal, decimal, and hexadecimal. Free online number base converter, works instantly in your browser with no signup required.
- Scientific Calculator — Fully functional scientific calculator for performing advanced mathematical operations including trigonometry, logarithms, exponents, and more right in your browser with no installation needed.
- Statistics Calculator — Comprehensive tool for calculating essential statistical values including mean, median, mode, standard deviation, and variance perfect for students, researchers, and data analysts. Free online statistics calculator, no signup or installation needed.
- Fuel Cost Calculator — Practical tool for estimating fuel costs for any trip based on distance, fuel consumption, and current fuel prices perfect for road trip planning and everyday driving budgeting. Free online fuel cost calculator, works in your browser with no signup.
- Age Calculator — Calculate exact age in years, months, and days from a birthdate. Free online age calculator, works instantly in your browser with no account or installation needed.
- Pace Calculator — Convert running pace between min/km and min/mile, calculate speed, and find your finish time for any race distance. Free, works in your browser.
- Concrete Calculator — Calculate how much concrete you need in cubic metres, cubic yards, and number of bags. Shows metric and imperial results together. Free, no signup.
- Paint Calculator — Calculate how much paint you need for a room. Enter dimensions, number of doors and windows, and coats. Shows litres and gallons. Free, no signup.
- Tile Calculator — Calculate how many tiles you need for any floor or wall. Enter area size, tile size, and waste percentage. Shows metric and imperial results. Free, no signup.
- BTU Calculator — Calculate the BTU and kW needed to cool or heat a room. Enter room area, ceiling height, sunlight, and occupants. Free online HVAC size calculator.
- Wind Chill Calculator — Calculate the wind chill temperature based on air temperature and wind speed. Shows feels-like temperature in °C and °F with danger level. Free, no signup.
- Dew Point Calculator — Calculate the dew point temperature from air temperature and relative humidity. Shows result in °C and °F with humidity comfort level. Free, no signup.
- Standard Deviation Calculator — Calculate population and sample standard deviation, variance, and mean from a list of numbers. Shows a deviation table. Free online std dev calculator.
- Quadratic Equation Solver — Solve quadratic equations ax² + bx + c = 0. Shows discriminant, real or complex roots, vertex, and step-by-step formula. Free, no signup.
- Matrix Calculator — Add, subtract, multiply matrices, find determinant, inverse, and transpose. Supports dynamic sizes from 2x2 up to 6x6. Free online matrix calculator.