Calculators and tools for UK tradespeople
Free, no-signup tools to help you price jobs, calculate tax, and manage your self-employed finances. Built by TradeTally.
From £19/month on Professional. 14-day trial on paid plans, no card to start.
Sole Trader Tax Calculator
Calculate your income tax and National Insurance as a UK sole trader. See your take-home pay after Class 2 and Class 4 NI contributions.
Use calculatorVAT Calculator
Add or remove VAT at 20%, 5%, or 0%. Quickly calculate VAT-inclusive and VAT-exclusive amounts for quotes and invoices.
Use calculatorHourly Rate Calculator
Work out what to charge per hour based on your target earnings, expenses, and working hours. Perfect for pricing trade services.
Use calculatorProfit Margin Calculator
Calculate your profit margin and markup on jobs. Convert between margin and markup percentages instantly.
Use calculatorMileage Allowance Calculator
Calculate your HMRC mileage allowance for business journeys. Current approved mileage rates for cars, vans, and motorbikes.
Use calculatorLate Payment Interest Calculator
Calculate statutory late payment interest and compensation you can claim on overdue invoices under the Late Payment of Commercial Debts Act.
Use calculatorReady to trim the paperwork?
Start the 14-day trial on a paid plan when you are ready. Export anything before you leave—your data stays yours.
Professional from £19/month — annual billing lowers the monthly figure.