Freelance & business calculators
Make sense of business taxes, income and costs.
Sole Trader Tax
Self-employed Income Tax and Class 4 NI.
Open calculatorCorporation Tax
Small and main rate, with marginal relief.
Open calculatorDividend vs Salary Optimiser
Find the tax-efficient split for company directors.
Open calculatorVAT
Add or remove VAT at 20%, 5% or 0% — instantly.
Open calculatorFlat Rate VAT
Compare standard vs flat-rate VAT for your trade.
Open calculatorCIS Deduction
Construction Industry Scheme net pay after deductions.
Open calculatorBusiness Mileage
HMRC-approved mileage rates for cars and bikes.
Open calculatorAllowable Expenses Checker
Quick check on what's actually deductible.
Open calculatorEmployer NI
True cost of hiring including secondary Class 1.
Open calculatorGross Profit Margin
Margins, markups and break-even from your numbers.
Open calculatorRetail Markup
Hit a target price or margin from a cost.
Open calculatorBreak-Even
Find your business break-even volume.
Open calculatorSmall Business Rates Relief
Check business-rates eligibility by rateable value.
Open calculatorPayment on Account Estimator
Predict your Self-Assessment January and July bills.
Open calculatorVAT Threshold Checker
Rolling turnover against the £90,000 threshold.
Open calculatorFreelancer Day Rate
The day rate you need for the take-home you want.
Open calculator