Know your tax.
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The UK's clearest calculator for contractors, freelancers, and the self-employed. No jargon. Just your number.

Sole Trader

Freelancers, consultants, and the self-employed

Ltd Director

Directors paying salary and dividends

Umbrella

Contractors working through an umbrella company

IR35 Checker

Not sure about your IR35 status? Find out.

Free to use No login required Updated for 2025/26