Free tools
Free tax tools for UK freelancers.
Run the numbers on going limited. Check where you sit on IR35. No sign-up, no email capture, no lead harvester. Use, close, move on.
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TOOL 01
Sole Trader vs Ltd Take-Home Calculator
Enter your revenue and expenses to see exactly how much you keep under each business structure. Uses 2025/26 UK income tax, NI, corporation tax and dividend tax rates.
2025/26 ratesIncome TaxNICorporation TaxDividends
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TOOL 02
IR35 Status Indicator
Answer 8 questions based on HMRC's three primary tests — control, substitution, and mutuality of obligation — for an indicative IR35 status result in under 2 minutes.
ControlSubstitutionMutualityFreeIndicative
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