Free tax calculators & tools
Free, instant tools to help you plan ahead — no sign-up needed. We’re adding more of these over time.
These figures are unofficial, indicative estimates only — not a tax return, an HMRC calculation, or financial, tax or legal advice. Always confirm your position with a qualified accountant or tax adviser before acting on it.
Self Assessment Tax Calculator
Estimate the Income Tax and Class 4 National Insurance due on your self-employment profit.
Try it nowSalary vs Dividend Calculator
See how paying yourself salary versus dividends from your limited company affects your total take-home.
Try it nowVAT Calculator
Add or remove VAT from a price instantly, or estimate what you'd owe on the Flat Rate Scheme.
Try it nowCapital Gains Tax Calculator
Estimate the Capital Gains Tax due on selling a property, shares or other assets.
Try it nowLandlord Tax Calculator
Estimate the Income Tax due on your rental profit, including the mortgage interest tax credit.
Try it nowInvoice Generator
Create a professional invoice with your business and client details, then download it as a PDF.
Try it nowMileage Log & Claim Calculator
Log your business trips, see what you can claim using HMRC's mileage rates, and download the log as a PDF.
Try it nowDividend Voucher Generator
Create a dividend voucher for a shareholder, with the total worked out automatically, and download it as a PDF.
Try it nowExpense Tracker
Log your business expenses by category throughout the year, see the totals, and download the log as a PDF.
Try it nowSelf Assessment Document Checklist
Answer a few questions about your situation and get a personalised checklist of what you need, ready to download as a PDF.
Try it nowFind Your Tax Expert Today
Tell us what you need and start your search for professional tax support.
Find My Tax Expert