Free Tools
UK Tax Calculators
Instant calculations for VAT, CIS, PAYE and self-employed tax. Free to use — no signup required.
Choose calculator:
VAT Calculator
Add or remove VAT from any amount instantly
Your Details
Result
🧾Enter an amount to calculate
⚠️ For guidance only using current UK VAT rates. Always verify with your accountant.
CIS Deduction Calculator
Calculate CIS deductions for contractors and subcontractors
Your Details
Result
🏗️Enter details to calculate
⚠️ For guidance only using current CIS rates. Consult your accountant for personalised advice.
PAYE Income Tax Calculator
Estimate your take-home pay and tax deductions
Your Details
Result
💼Enter your salary to calculate
⚠️ For guidance only using 2024/25 rates. Actual deductions may vary based on your tax code.
Self-Employed Tax Calculator
Estimate income tax and National Insurance for sole traders
Your Details
Result
🧑💼Enter your profit to calculate
⚠️ For guidance only using 2024/25 rates. Does not include payments on account.
Salary & Dividends Calculator
Optimise your director pay split for limited companies
Your Details
Result
🏢Enter your details to calculate
⚠️ For guidance only. Corporation tax, employer NI, and other factors may vary. Speak to your accountant for personalised advice.
Need help with your tax?
These calculators give you a guide — we give you the full picture. Book a free consultation with Luis today.