UK Tax Calculators
Income tax, dividend tax, marriage allowance — free calculators for the most common UK tax questions. All updated for the 2026/27 tax year.
3 tools in this category
- Income Tax Calculator
See your full tax breakdown by band, including the personal allowance taper.
- Dividend Tax Calculator
Tax on dividends stacked correctly above your other income.
- Marriage Allowance Calculator
Check eligibility and calculate your saving — transfer £1,260 of Personal Allowance to your spouse for up to £252/year.