Life has numbers.
We make them simple.
From your next payday to your next big plan.
Free calculators that get you to the answer.
A percentage, in a moment.
Everyday favourites
Take-home pay
See how much of your salary reaches your pocket after Income Tax and National Insurance.
Mortgage
Estimate monthly repayments and total interest on a repayment mortgage.
Compound interest
See how an initial amount grows with interest on interest.
Percentage
Find any percentage of a number in a couple of seconds.
Make your money make sense.
Check student loan deductions, compare part-time pay and get quick answers for everyday student life.
UK numbers.
All worked out.
Make sense of salary, tax, statutory pay and workplace benefits with calculators built around UK rules.
Explore UK calculators 2026/27 tax year · Sources includedA calculator for what comes next.
UK calculators
Make sense of tax, salary and buying a home. Clear estimates using 2026/27 rates.
12 calculators →Work & pay
Compare salaries, hourly pay, overtime and freelance rates with clear UK-focused tools.
8 calculators →Money & finance
Plan repayments, explore savings and see what interest adds up to.
6 calculators →Everyday maths
Quick answers for percentages, shopping, shared bills and journeys.
6 calculators →Date & time
Count days, calculate an age and work out elapsed time.
3 calculators →Business
Understand your margins, set prices and find your break-even point.
3 calculators →The answer, without the hassle.
No accounts or downloads. Just enter your numbers and get a result.
See how it adds up.
Formulas, examples and assumptions sit alongside every calculator.
Your numbers stay yours.
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