Know what your money will actually do.

Free, fast calculators using the 2026/27 UK rates. No sign-up, no adverts in your face, and every number explained.

Take-Home Pay Calculator

Work out your take-home pay after income tax, National Insurance, student loan and pension for 2026/27.…

Self-Employed Tax Calculator

How much tax and National Insurance to set aside as a sole trader for 2026/27: income tax plus Class 4 NI on y…

Side Hustle Tax Calculator

How much tax you pay on side income alongside a job, using the £1,000 trading allowance or your actual costs, …

The £100k Tax Trap Calculator

See your real marginal tax rate between £100,000 and £125,140, where losing your personal allowance means 60%+…

Savings and ISA Growth Calculator

See how savings or a stocks and shares ISA could grow with a starting balance, monthly deposits and an interes…

Mortgage Overpayment Calculator

How much interest you save and how much sooner you're mortgage-free by overpaying each month.…

Salary after tax, at a glance

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