Free UK calculators built for smarter financial decisions
Explore a growing suite of UK-specific financial tools with one calculator per page. The site is lightweight, mobile-friendly, ad-ready and built to support SEO, backlinks and simple Hostinger hosting.
VAT Calculator UK
Add or remove 20%, 5% or custom VAT instantly with a simple UK VAT calculator.
UK ToolSalary Calculator UK
Estimate take-home pay in the UK using current income tax and National Insurance bands.
UK ToolMortgage Calculator UK
Calculate UK monthly mortgage repayments, interest costs and amortisation.
UK ToolStamp Duty Calculator
Calculate SDLT in England and Northern Ireland plus compare with Wales and Scotland.
UK ToolLoan Repayment Calculator
Calculate monthly loan repayments, total interest and total paid on any fixed-rate loan.
UK ToolPension Calculator UK
Project UK pension pot growth using employee contributions, employer contributions and investment growth.
UK ToolTax Refund Calculator UK
Estimate a possible PAYE tax refund based on salary, tax paid and your expected tax bill.
UK ToolCompound Interest Calculator
See how money grows with compound interest and regular contributions.
UK ToolInflation Calculator UK
Adjust UK prices for inflation using a CPI assumption and see real-terms values.
UK ToolProfit Margin Calculator
Work out gross profit, markup and net margin for products and services.
UK ToolSide Hustle Income Calculator
Estimate side hustle monthly and annual income after costs and tax.
UK ToolCrypto Profit Calculator
Calculate crypto profit, return and a simple UK CGT estimate.
UK ToolSavings Interest Calculator
Estimate savings growth and a simple Personal Savings Allowance check.
UK ToolCredit Card Payoff Calculator
Estimate how long it could take to clear credit card debt and how much interest you may pay.
UK ToolROI Calculator
Calculate return on investment, profit and annualised ROI.
UK ToolBusiness Startup Cost Calculator
Estimate startup costs, runway and break-even needs for a new business.
UK ToolSelf-Employed Tax Calculator UK
Estimate UK self-employed income tax and Class 4/Class 2 National Insurance.
UK ToolDividend Tax Calculator UK
Estimate UK dividend tax using current dividend allowance and rates.
UK ToolStudent Loan Calculator UK
Estimate UK student loan repayments using Plan 1, Plan 2, Plan 4, Plan 5 or Postgraduate thresholds.
What is included
This package includes a homepage, 19 calculator pages, About, Privacy Policy, Disclaimer, sitemap.xml, robots.txt, shared CSS and JavaScript, plus structured data markup for better search visibility. Each calculator works fully in the browser with vanilla JavaScript.
The pages are written to target high-intent UK finance searches such as VAT calculator UK, salary calculator UK, mortgage calculator UK, self-employed tax calculator UK and student loan calculator UK. Each calculator page now includes richer informational content designed to support organic rankings, internal linking and backlinks from finance, property, small business and personal finance websites.
FAQs
Are these UK calculators free to use?
Yes. The calculators are designed to be free, fast and easy to use on desktop and mobile.
Do the calculators use UK tax and finance figures?
Yes. The site content is written around current UK rates, thresholds and official guidance where relevant, but results are still estimates and should be checked before major decisions.
Will the site work on Hostinger shared hosting?
Yes. This package is a static HTML, CSS and JavaScript website and is suitable for upload to Hostinger shared hosting through hPanel File Manager or FTP.