Tax Calculators for United Kingdom (2026) — Free & Accurate

Income Tax Calculator

Calculate your income tax, deductions, and take-home salary.

Estimate your capital gains taxes based on holding period and asset profit.

Calculate your net take-home salary after taxes and social contributions.

Determine self-employment taxes, deductions, and net business earnings.

Find your average tax rate by comparing total tax paid against gross income.

Find which tax bracket your income falls into and your marginal rate.

Convert annual salary into monthly, biweekly, weekly, and hourly equivalents.

Calculate pay-as-you-earn (PAYE) income tax deductions for UK employees.

Calculate your UK National Insurance Class 1 social security contributions.