Browse 4 UK calculators in this category. Existing calculators keep their original URLs.
Self-Employed Tax Calculator
Estimate Income Tax, Class 4 NI and take-home pay for sole traders.
Side Hustle Tax Calculator
Calculate tax on additional income alongside employment.
CIS Tax Calculator
Estimate Construction Industry Scheme deductions and refunds.
IR35 Calculator
Compare inside and outside IR35 contractor take-home pay.