Tax & HMRC
VAT Calculator
Add or remove VAT at 20%, 5% or any custom rate instantly.
VAT Threshold Tracker
See how close you are to the £90,000 registration threshold.
Sole Trader Take-Home Pay
Calculate your real take-home after income tax and NI.
Sole Trader vs Ltd Company
Side-by-side tax comparison for your level of income.
Corporation Tax Calculator
Work out your company's corporation tax bill at 25%.
Dividend Tax Calculator
Calculate tax owed on dividends taken from your company.
Mileage Expense Calculator
HMRC approved rates for car, van, motorcycle and bike.
Freelancer & Contractor
IR35 Status Checker
Check whether your contract is likely inside or outside IR35.
Day Rate Calculator
Convert an annual salary to a day rate and back again.
Project Pricing Calculator
Price a project by hours, value or day rate.
Late Payment Calculator
Calculate statutory interest on overdue invoices under UK law.
Invoice Generator
Create a professional, HMRC-compliant PDF invoice in seconds.
Startup & Planning
Break-Even Calculator
Find out exactly how much you need to sell to break even.
Startup Cost Estimator
Build a realistic startup cost estimate before you commit.
Profit Margin Calculator
Calculate gross margin, net margin and markup in seconds.
Cash Flow Forecast
Build a simple 12-month cash flow forecast for your business.