Free tools
Free UK tax tools
Quick answers to the questions sole traders, landlords and company directors ask most. No sign-up, and nothing you type leaves your browser.
- Sole traders, landlords, directorsWhat to set aside for taxA rough monthly figure to put aside, so January's bill isn't a shock.Open the tool
- Sole traders and landlordsMaking Tax Digital checkerWhether MTD for Income Tax applies to you, and when it starts.Open the tool
- Businesses not yet VAT registeredVAT threshold trackerYour rolling 12-month sales against the £90,000 threshold.Open the tool
- Company directorsSalary or dividendsCompare ways for a director to take profit from their company.Open the tool
- Anyone in Self AssessmentPayments on accountWhat's due on 31 January and 31 July, and when to ask to reduce it.Open the tool
- Sole tradersAllowable expenses checkerWhat you can claim, with flat rates for working from home and mileage.Open the tool
- Parents earning over £60,000Child Benefit chargeHow much Child Benefit you pay back, and how pension payments can reduce it.Open the tool
- ContractorsIR35 quick checkAn indicative view of whether IR35 might apply, and who decides.Open the tool
- UK tax deadlinesEvery key date in the tax year, each with its GOV.UK source.See the calendar
Want your own deadlines, with a reminder before each one?
Answer a few questions and Octotax works out every date that applies to you. Free, with no card details and no bank logins.
Get startedGeneral information, not tax advice. Each tool links to the GOV.UK guidance it follows.