Before you change your business structure, understand the numbers.

If you’re a UK freelancer, consultant, contractor or creator deciding between Sole Trader and Limited Company, this Excel calculator gives you the comparison in minutes. Enter your revenue, expenses, salary and tax residence, and instantly see estimated take-home under both structures for the 2026/27 tax year.

What’s included:

Results Dashboard comparing Sole Trader vs Limited Company take-home, with the estimated difference and why
Break-Even Analysis across 13 profit levels (£20,000-£150,000), with a chart showing where the two structures cross over
Scenario Planner: Conservative, Expected and Strong Year outcomes side by side, each with its own inputs
Full England, Wales, Northern Ireland and Scotland tax band support, with dividend tax handled UK-wide
Income Tax, Class 4 NIC, Corporation Tax (with marginal relief), Employer/Employee NIC and Dividend Tax, calculated and broken down line by line
Every rate sourced to HMRC/GOV.UK on its own Sources sheet
11-page PDF User Guide plus a second workbook pre-filled with example figures

Built for straightforward planning scenarios - one main business, UK resident. Not personal tax, legal or financial advice. Always verify current HMRC guidance and speak with a qualified accountant before changing your business structure.