Union Jack

Free UK Tax Calculators

Accurate, up-to-date tools for employees, businesses, landlords and investors. All calculators updated for the 2026/27 tax year.

✓ 100% Free ✓ No Sign-Up ✓ 2026/27 Rates ✓ HMRC Aligned

All Tax Tools

Choose a calculator below — no sign-up or registration required

UK Flag
VAT Calculator
Add or remove VAT at standard (20%), reduced (5%) or zero rates. Instant results for any amount.
Use calculator → UK Flag
Stamp Duty Calculator
Calculate SDLT for England & Northern Ireland. Includes first-time buyer relief and additional dwelling surcharge.
Use calculator → Scottish Saltire
LBTT Calculator (Scotland)
Land and Buildings Transaction Tax for Scottish property purchases. Includes ADS Additional Dwelling Supplement.
Use calculator → UK Flag
PAYE Income Tax Calculator
Calculate take-home pay for employees. Includes income tax, National Insurance and student loan deductions.
Use calculator → UK Flag
Self-Employed Tax Calculator
Work out your income tax and Class 4 National Insurance as a sole trader. See your tax bill before the deadline.
Use calculator → UK Flag
IR35 Calculator
Compare your take-home pay inside vs outside IR35. See the financial impact of your employment status.
Use calculator → UK Flag
Dividend Tax Calculator
Calculate tax on dividends received. Uses the 2026/27 £500 dividend allowance and current tax bands.
Use calculator → UK Flag
Statutory Sick Pay Calculator
Calculate SSP entitlement for employees. Based on the 2026/27 rate of £123.25 per week.
Use calculator → UK Flag
Invoice Generator
Create a professional UK invoice instantly. Add VAT, download as PDF. No account needed.
Use generator → UK Flag
Mileage Calculator
Calculate your mileage expense claim using HMRC approved rates. Cars, motorcycles and bicycles.
Use calculator → UK Flag
Corporation Tax Calculator
Calculate your limited company's corporation tax bill. Includes small profits rate and marginal relief.
Use calculator →

Free UK Tax Tools — No Sign-Up Required

UKTaxTools gives everyone the same tax clarity as a big accountancy firm — for free.

📅
2026/27 Rates
All tools updated with the latest HMRC figures each tax year.
🔒
No Data Stored
All calculations happen in your browser. We never see your numbers.
📱
Works on Any Device
Fully mobile-friendly. Use on your phone, tablet or desktop.
💷
100% Free
No subscriptions, no paywalls, no sign-up. Ever.