IncomeTaxCalc — Income Tax Calculators

Your go-to income tax calculators — PAYE, NI, Scottish rates, self-employed tax and specialist tax tools. Updated with HMRC 2026/27 rates.

Calculate your income tax across all HMRC bands including personal allowance tapering.

Calculate employee Class 1 NI contributions with full band breakdown.

Calculate Income Tax, Class 2 NI and Class 4 NI on your trading profit.

Calculate dividend tax at 8.75%, 33.75% and 39.35% with the £500 allowance.

Calculate take-home pay using Scotland's six income tax bands for 2026/27.

Calculate how much tax you pay on a bonus including the £100k PA taper trap.

Decode your HMRC tax code and understand what each letter and number means.

Compare relief at source, salary sacrifice and net pay pension tax relief.

Calculate tax on a second job and see how both incomes are taxed together.

Estimate IHT using nil-rate band, RNRB and spouse exemptions for 2026/27.

Full salary breakdown including tax, NI, pension and student loan deductions.

See your net pay after all deductions including tax, NI and pension.