💼 For UK sole traders, freelancers & Ltd companies

Free tools for
UK business

VAT calculators, corporation tax, IR35, salary vs dividend, break-even analysis, markup calculators and more — all free, all instant, all UK-specific.

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Add or remove VAT at 20%, 5% or 0% instantly. Calculate VAT amounts for invoices, quotes and purchases.

TAX

Corporation Tax Calculator

Estimate your corporation tax bill for 2024/25 — including marginal relief for profits between £50,000 and £250,000.

TAX

IR35 Take-Home Calculator

Compare your take-home pay inside vs outside IR35. See how much IR35 could cost you as a contractor.

TAX

Salary vs Dividend Calculator

What's the most tax-efficient way to extract money from your limited company? Compare salary, dividends and combinations.

Break-Even Calculator

Calculate your break-even point in units and revenue. See how many sales you need to cover your fixed costs.

Markup & Margin Calculator

Calculate selling price from cost and markup %, or profit margin from selling price. Understand markup vs margin.

Day Rate Calculator

Convert your annual salary to a freelance day rate — or calculate what salary a day rate equates to after tax.

Invoice & Late Payment Calculator

Calculate late payment interest on overdue invoices using the UK statutory rate (Bank Rate + 8%).

Sole Trader Tax Calculator

Estimate your income tax and National Insurance as a sole trader or self-employed person for 2024/25.

TAX

VAT Registration Threshold Tracker

Track your rolling 12-month turnover against the £90,000 VAT threshold. See when you must register.

TAX

Cash Flow Calculator

Simple cash flow projection — income vs expenses over 12 months. Identify cash gaps before they happen.

Calculate return on investment for any spend — ads, equipment, staff, training. Simple ROI and payback period.

Employer Payroll Cost Calculator

How much does an employee actually cost? Calculate total employer cost including NI contributions and pension.

Startup Cost Estimator

Estimate your total startup costs — one-time setup costs, monthly overheads and initial working capital needed.

Product Pricing Calculator

Set the right price for your product — factoring in costs, target margin, VAT and competitor positioning.

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