Free Business Tools
Practical calculators and tools to help UK accountants and business owners. No signup required.
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Invoice Processing Cost Calculator
Calculate how much manual invoice processing costs your business and see potential savings with automation.
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VAT Calculator UK
Add, remove, or reverse calculate VAT. Supports standard (20%), reduced (5%), and zero rates.
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HMRC Mileage Calculator
Calculate business mileage claims using official HMRC rates. 45p/25p for cars, 24p motorcycles, 20p bicycles.
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CIS Calculator
Calculate Construction Industry Scheme deductions. Supports 20%, 30%, and gross payment status.
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Late Payment Interest Calculator
Calculate statutory interest and debt recovery costs you can claim on overdue UK business invoices.
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