Free calculators for tradespeople

Free calculators for UK tradespeople: VAT, markup and margin, day rate and late payment interest.

• VAT calculator (UK): add or remove VAT

  Free UK VAT calculator: add or remove VAT at 20%, 5% or 0% in one click, with worked examples for quotes, invoices and the reverse charge.

• Markup and margin calculator

  Free markup and margin calculator for tradespeople: enter cost and markup or target margin to get your selling price and profit, with VAT.

• Day rate calculator for tradespeople

  Work out the day rate you need to charge: enter target income, costs, holidays and billable days to get your minimum hourly and day rate.

• Late payment interest calculator (UK)

  Calculate the statutory interest and fixed compensation you can claim on a late business invoice in the UK, with how to chase unpaid invoices.