18 free UK tax calculators built by Chartered Certified Accountants. Estimate your Income Tax, take-home pay, National Insurance, Capital Gains, crypto, dividend, rental, Corporation Tax, Stamp Duty, CIS rebate, mileage and more. Then let us file your return from £150, VAT included.
Free, private and updated for 2026/27. Nothing you enter is stored or sent.
Employed and self-employed income with Class 4 NI.
Open calculator →Your Income Tax band by band.
Open calculator →Take-home pay per year, month and week.
Open calculator →Class 1, Class 4 and employer NI.
Open calculator →What your tax code means.
Open calculator →Relief and the extra you can claim.
Open calculator →HICBC from £60,000.
Open calculator →2026/27 dividend rates.
Open calculator →19%, 25% and marginal relief.
Open calculator →Shares and property at 18% and 24%.
Open calculator →Crypto gains and staking income.
Open calculator →Landlord tax and mortgage interest credit.
Open calculator →First-time buyer and second home rates.
Open calculator →Your CIS refund.
Open calculator →Uber, Bolt and Deliveroo drivers.
Open calculator →45p mileage relief.
Open calculator →eBay, Vinted and Etsy sellers.
Open calculator →HMRC penalties and interest.
Open calculator →Fully registered and supervised to act on your behalf.
Anyone who pays tax through Self Assessment.
Sole traders and freelancers.
Rental income and mortgage interest.
Salary and dividends.
Shares, property and crypto gains.
Use the calculator for free, then let a Chartered Certified Accountant prepare and file your return. VAT included.
All prices include VAT.
Built and checked by our accountants.
Choose the one that matches your income.
Nothing is stored or sent.
Instant breakdown.
We prepare and file your return.
| Item | 2026/27 |
|---|---|
| Personal allowance | £12,570 |
| Basic rate band | £37,700 at 20% |
| Higher rate | 40% to £125,140 |
| Additional rate | 45% |
| Dividend allowance | £500 |
| CGT annual exempt amount | £3,000 |
In short: a calculator gives you a quick estimate so you can budget for 31 January and plan payments on account. It does not replace a tax return, and it cannot spot every relief. That is where our accountants come in.
Every calculator links to the matching service: Self Assessment tax returns, landlord tax returns, company director tax returns, high earner tax returns, crypto tax returns and late tax returns. Our business tax planning service models the best mix of income for directors.
Official guidance: Income Tax rates and Personal Allowances

Transparent pricing, confirmed in writing before any work begins. No hourly charges and no surprises.
Work directly with a qualified accountant who knows your affairs, never a call centre.
Responsive support by phone, email and WhatsApp, with clear advice in plain English.
Experienced with Xero, QuickBooks, FreeAgent and Sage, as well as spreadsheet records.
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Share a few details and a qualified accountant will respond with a fixed-fee proposal, usually within one working day. All prices include VAT.
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