UK Financial Calculators

Professional financial tools for UK residents. Calculate mortgages, tax, investments and more with our free, easy-to-use calculators. Updated for 2025/26.

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Mortgage Calculator

Calculate your monthly mortgage payments, total interest and affordability. Includes overpayment options.

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Income Tax Calculator

Work out your take-home pay after income tax and National Insurance. Covers England, Wales and Scotland.

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Self-Employed Tax Calculator

Calculate income tax, Class 2 and Class 4 NI

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Stamp Duty Calculator

Calculate stamp duty land tax (SDLT) for England and Northern Ireland. Includes first-time buyer relief.

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Simple Interest Calculator

Calculate simple interest on loans or savings. See how much interest you'll earn or pay over time.

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Compound Interest Calculator

See how your savings grow with compound interest. Include regular contributions and visualize growth.

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ISA Returns Calculator

Calculate potential ISA investment returns with lump sums and regular contributions over time.

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Investment Returns Calculator

Calculate potential investment returns with lump sums and regular contributions over time.

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Inheritance Tax Calculator

Calculate IHT on your estate with nil-rate bands, spouse exemption and gift planning.

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Why Use UK Financial Hub?

Our calculators are specifically designed for UK residents, using current tax rates, bands and regulations for the 2025/26 tax year. All tools are:

  • Free to use - No registration or hidden fees
  • Accurate - Updated with the latest HMRC and government rates
  • Easy to use - Real-time calculations with sliders and inputs
  • Mobile friendly - Works perfectly on all devices
  • Privacy focused - No data collection or tracking

UK-Specific Features

Unlike generic calculators, we include:

  • UK tax bands and National Insurance rates
  • Scottish tax system support
  • Stamp duty land tax (SDLT) with first-time buyer relief
  • ISA allowances and pension calculations
  • Student loan repayment plans

⚠️ Disclaimer: These calculators are for guidance only and should not be considered financial advice. Tax and financial regulations can change. Always consult with a qualified financial advisor or accountant for personalized advice.