UK financial calculators

Free, no-signup tools for United Kingdom investors and savers — model FTSE 100 returns, plan regular investing, size a savings goal, and estimate the tax on your gains. All calculations run in your browser.

Markets

FTSE Share Return CalculatorWhat your investment in a FTSE 100 share would be worth today.Open →

Tax-efficient

Stocks & Shares ISA CalculatorProject tax-free growth inside a Stocks & Shares ISA.Open →

Investing

Regular Investing CalculatorGrow wealth by investing a fixed amount each month.Open →Lump-Sum Investment CalculatorProject the growth of a single one-time investment.Open →Compound Interest CalculatorSee how compounding turns a rate into a future value.Open →

Planning

Savings Goal CalculatorFind the monthly amount needed to hit a target.Open →Pension & Retirement CalculatorProject your pension pot and the income it buys.Open →Inflation CalculatorMeasure how inflation changes the value of money.Open →

Tax

Dividend Tax CalculatorEstimate the UK tax due on your dividends.Open →Capital Gains Tax Calculator (Shares)Estimate the UK CGT due when you sell shares.Open →