✨ Free · No sign-up · Works on any device Quick answers to
Quick answers to
everyday money math
CalcOrchard is a growing collection of fast, accurate, beautifully simple calculators. Plug in your numbers, get a clear answer — and actually understand it.
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Handpicked tools to make a tricky decision simple.
Compound Interest Calculator See how your savings or investments grow over time with compound interest. Add regular contributions and visualise year-by-year growth. Loan & Mortgage Payment Calculator Work out the monthly payment on any loan or mortgage, see the total interest you'll pay, and explore how extra payments help you finish sooner. Percentage Calculator Quickly work out a percentage of a number, what percent one number is of another, and the percentage increase or decrease between two values.
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Instant & accurate
Everything runs in your browser, so results update the moment you type. No waiting, no page reloads.
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Private by design
Your numbers never leave your device. There are no accounts, and we don't store what you calculate.
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Made to be understood
Each tool explains the formula and what the result means, so you learn while you calculate.