Free Tools for UK Tradespeople
Handy calculators to help you price jobs, handle tax, and run your trade business. No signup required — completely free.
VAT Calculator
Add or remove VAT instantly. Supports 20%, 5%, and custom rates. Reverse VAT calculation included.
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CIS Deduction Calculator
Calculate CIS deductions for subcontractor invoices. Supports 20% and 30% rates with material costs.
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Markup & Margin Calculator
Convert between markup and margin percentages. Calculate selling price from cost and desired profit.
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Day Rate Calculator
Work out your ideal day rate based on annual salary target, working days, and expenses.
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Need more than a calculator?
Traddie handles quotes, jobs, invoices, VAT, CIS, and payments — all in one app built for UK tradespeople.
Try Traddie free