▸ Free tools
Free business calculators for UK firms.
Simple, fast calculators for UK small businesses — no sign-up, no cost. Built by the team at DigiSurf Agency.
Calculators
- VAT CalculatorAdd or remove VAT at 20%, 5% or 0% — net, VAT and gross in one click.Open tool →
- Profit Margin CalculatorTurn revenue and cost into gross profit, margin % and markup %.Open tool →
- Markup CalculatorSet your selling price from cost and markup — see the profit and margin.Open tool →
- Net Profit CalculatorRevenue minus all your costs = net profit and net profit margin.Open tool →
- Gross Profit CalculatorRevenue minus cost of goods sold = gross profit and gross margin.Open tool →
- Discount CalculatorWork out the sale price and exactly how much you save.Open tool →
- ROI CalculatorReturn on investment %, net return and annualised ROI.Open tool →
Free tools for UK small businesses
Running a business means constant sums — VAT, margins, markups, profit and return on investment. These free calculators do the maths for you in seconds, so you can price with confidence and keep your numbers straight. Every tool works right here in your browser, on any device, with no sign-up.
DigiSurf Agency builds fast, lead-getting websites and local SEO for UK businesses from £99 + £30/month. If you want a website that works as hard as these tools, get in touch.
Need a website that brings you work?
DigiSurf builds fast, lead-getting websites for UK businesses from £99 + £30/month.
