Practical calculators and checkers built specifically for UK freelancers, contractors, and small businesses. No sign-up required. 100% free.
Click any card to use the calculator — instant results, no login required.
Calculate statutory interest (8% + BoE base rate) and fixed compensation on overdue B2B invoices. Based on the Late Payment of Commercial Debts Act 1998.
Convert between annual salary, day rate, and hourly rate. Factor in IR35 status, pension contributions, and billable days to find your ideal contractor rate.
Check if your business needs to comply with Making Tax Digital (MTD) for VAT or Income Tax. Get clear guidance based on your turnover and business type.
Compare Flat Rate, Standard, Cash Accounting, and Annual Accounting VAT schemes. See which scheme saves you the most money based on your specific numbers.
Stop chasing payments manually. Create professional invoices in seconds and let automatic reminders do the chasing for you — so you get paid on time, every time.
Built by UK business owners who understand your challenges.
Built for UK legislation, tax rules, and business practices. Not a generic US tool with a £ symbol slapped on.
Calculations happen in your browser. We don't store your financial data or sell your information.
No sign-up forms, no email gates, no waiting. Enter your numbers and get answers immediately.