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Loans, interest, and money calculators.
Shopping
Work out a sale price and savings from a percentage off, stack an extra discount, or find the discount percentage or the original price.
Open tool →Dining
Calculate the tip and total for a bill, split it between people, tip on the pre-tax amount, and round up the total or each share.
Open tool →Sharing
Split a bill evenly, or share trip and group expenses: record who paid what and get the fewest payments to settle up.
Open tool →Tax
Add VAT, GST, or sales tax to a net price, or take it out of a tax-inclusive price, at any rate.
Open tool →Shopping
Compare the price per 100 g, per kg, per litre, per ounce, or per item across pack sizes to find the best value.
Open tool →Formatting
See how an amount is written in different countries: symbols, separators, and decimals for 30 currencies and 14 locales, with the JavaScript code.
Open tool →Loans
Calculate the monthly payment (EMI) for a personal, car, or student loan, the total interest, and a full amortization schedule, with extra payments.
Open tool →Home loan
Estimate your monthly mortgage payment with principal, interest, property tax, insurance, PMI, and HOA fees, and see the effect of extra payments.
Open tool →Interest
Calculate simple interest from the principal, annual rate, and time in years, months, or days, with the working shown.
Open tool →Interest
See how savings grow with compound interest and regular deposits: any compounding frequency, monthly or yearly deposits, and a year-by-year table.
Open tool →Saving
Find how much to save each month to reach a goal by a date, or how long it takes at your current saving rate, with interest included.
Open tool →Investing
Project how an investment grows with monthly contributions that rise each year, and see its value in today's money after inflation.
Open tool →Mutual funds
Calculate the maturity value of a monthly SIP (systematic investment plan), with an optional annual step-up, and compare it with a lump sum.
Open tool →Returns
Calculate return on investment (ROI) as a percentage, the gain or loss, and the annualized return (CAGR) over the holding period.
Open tool →Planning
Check whether your retirement savings are on track: projected savings, how much you'll need for the income you want, and how much more to save.
Open tool →Prices
See what money from any year since 1913 is worth today using official US CPI data, or project future prices at an inflation rate.
Open tool →Wealth
Add up what you own and what you owe to see your net worth and debt-to-assets ratio. Saved privately in your browser to track over time.
Open tool →Pay
Convert pay between hourly, daily, weekly, every two weeks, twice a month, monthly, and yearly, for your working hours and weeks.
Open tool →Tax
Estimate take-home pay after income tax and payroll taxes: US federal 2026 (with Social Security and Medicare) or UK 2026/27 (with National Insurance).
Open tool →Budgeting
Plan a monthly budget by category, see what's left to assign, and compare your needs, wants, and savings with the 50/30/20 guideline.
Open tool →Spending
Log expenses by date and category, see monthly totals and where the money goes, and export everything to CSV. Private, in your browser.
Open tool →Recurring
Add up all your subscriptions, weekly to yearly, to see the real monthly and yearly cost and which ones cost the most.
Open tool →Banking
Check IBANs for the right length, format, and check digits for each country, see the bank code, and format them for print or systems.
Open tool →Banking
Check SWIFT/BIC codes for the correct format and country, and break them into bank, country, location, and branch codes.
Open tool →Payments
Check a payment card number with the Luhn algorithm, identify the network (Visa, Mastercard, Amex…), and format it. Never sent or stored.
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