FREE TAX TOOLS
Free UK tax tools
Quick answers to common tax questions, using 2026 to 2027 rates. No sign-up needed.
Making Tax Digital for Income Tax checker
Find out whether MTD for income tax applies to you, from when, and what you'll need to do.
Free · about 1 minute
Sole trader vs limited company calculator
Compare take-home pay and total tax as a sole trader and as a limited company.
Free · about 1 minute
Self-employed tax and take-home pay calculator
Estimate income tax, Class 4 National Insurance and what you keep from your profit.
Free · about 1 minute
Landlord rental income tax calculator
Estimate the tax on your rental profit, including the mortgage interest restriction.
Free · about 1 minute