UK calculators for everyday life

Simple, accurate calculators for the UK

Work out VAT, fuel costs, energy bills and more in seconds. No sign-ups, no fuss — just answers.

Built for UK prices, rates and everyday use

Browse calculators VAT calculator

Popular calculators Energy cost Fuel cost Mortgage calculator

Try our VAT calculator

VAT 20% £0.00

Total £0.00

kWh Home & Energy Energy Cost Calculator UK Estimate appliance and household electricity running costs using UK unit rates.

MPG Motoring Fuel Cost Calculator UK Calculate petrol or diesel journey costs and compare cheaper fuel prices.

VAT Business & Tax VAT Calculator Add or remove VAT quickly using standard UK VAT rates.

£ Finance Mortgage Calculator Estimate monthly payments, total repayment and interest.

£ Finance Loan Calculator Compare loan repayments across rates, terms and balances.

% Math Percentage Calculator Find percentage increases, decreases and changes.

BMI Health BMI Calculator Calculate body mass index with metric or UK units.

£ Finance Tip Calculator Split bills and calculate tip amounts in seconds.

U Conversion Unit Converter Convert length, weight and volume units.

D Date Days Between Dates Count the total days between two calendar dates.

PM Finance Profit and Margin Calculate profit and margin from cost and selling price.

WD Date Working Days Count weekdays between two dates, excluding weekends.

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Calculations update in your browser as you type, with no form submissions or waiting around.

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Clear formulas

Each calculator includes a short explanation so you know what the result means.

UK

UK friendly

Money tools use GBP formatting and practical UK-style inputs where they matter.

Why use Calc Hub UK?

Practical calculators for everyday UK decisions

Fast, accurate UK calculators
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Works on mobile and desktop
Built for real everyday decisions