Free Tools

Free Business Tools

Practical calculators and tools to help UK accountants and business owners. No signup required.

Invoice Processing Cost Calculator

Calculate how much manual invoice processing costs your business and see potential savings with automation.

Add, remove, or reverse calculate VAT. Supports standard (20%), reduced (5%), and zero rates.

Calculate business mileage claims using official HMRC rates. 45p/25p for cars, 24p motorcycles, 20p bicycles.

Calculate Construction Industry Scheme deductions. Supports 20%, 30%, and gross payment status.

Calculate statutory interest and debt recovery costs you can claim on overdue UK business invoices.

Our tools can help you understand the problem. Our products can help you solve it.