Calculators

Calculate percentages, tip amounts, and percentage changes with precision

Advanced multi-functional calculator with trigonometric, logarithmic, and exponential functions

Calculate mean, median, mode, standard deviation, and variance for sets of data

Add, subtract, multiply, and divide fractions, and simplify them to lowest terms

Calculate your exact age in years, months, weeks, days, and even minutes

Track your academic performance with weighted GPA and semester grade estimates

Compute network ranges, broadcast addresses, and CIDR masks for IPv4 networking

Calculate your Body Mass Index (BMI) and Basal Metabolic Rate (BMR) with health insights

Estimate daily calorie needs and macronutrient distribution for your fitness goals

Compute your ideal body weight based on multiple scientific formulas

Calculate monthly EMI, total payment, and interest for loans

Calculate the difference between two dates in days, weeks, months, and years

Convert between units of length, weight, temperature, area, and volume

Calculate tip amount and split bill between multiple people

Calculate discounted price, savings amount, and discount percentage

Convert time between different time zones around the world

Estimate your monthly mortgage payments, including taxes, insurance, and PMI

Calculate how your investments grow over time with compound interest and regular contributions

Calculate the purchasing power of money over time based on inflation rates

Add or remove VAT from any amount instantly with preset rates and multiple currency symbols

Convert amounts between 25+ world currencies using approximate exchange rates

Calculate return on investment, net profit, annualized ROI, and investment multiple

Calculate the Nth Fibonacci number or list Fibonacci numbers with golden ratio approximation

Check if a number is prime, find its factors, or list all primes up to a given limit

Estimate your retirement savings, monthly income, and inflation-adjusted totals

Calculate body fat percentage using the US Navy method — metric and imperial, with fat mass and lean mass breakdown

Calculate break-even point, contribution margin, and units needed to hit your profit target

Track your assets and liabilities to calculate your total net worth with an interactive balance sheet

Create professional invoices with line items, tax, discount, and multiple currencies — print or save as PDF

Calculate take-home pay, federal tax, FICA, and 401(k) contributions based on US 2024 tax brackets

Generate random numbers, pick from ranges, roll dice, and create random sequences with cryptographic randomness