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Compound Interest Calculator

Use this compound interest calculator to estimate how your pot could grow over time.

Want to understand on how much your investment will be worth in the future? Factor in inflation with our compound interest calculator.

- Start with conservative assumptions, then test a few scenarios.
- Small changes to return or inflation make a big difference over long periods.
- This is a general planning tool - it's not financial advice.

Currency

Starting balance

£

Monthly contribution

£

Annual contribution increase (%)

Years

Compounding frequency

Expected inflation (%)

Expected annual return (nominal) (%)

Return variability band (±%)

Results

Projected value (20 years)

£170,619

Range £129,885 - £227,063

In today's money

£170,619

£60,000 contributed, £100,619 growth

Account Value Over Time

Expected growth with a ±2% return band

Use this compound interest calculator to estimate how your pot could grow over time.

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Interested in Investing?

Account Value Over Time

Expected growth with a ±2% return band

Compound Interest Calculator

Account Value Over Time

Export PDF report

Other calculators

Buy To Let Yield Calculator

Mortgage Overpayment Calculator

Rent vs Buy Calculator

Return on Investment (Shares) Calculator

Interested in Investing?

Account Value Over Time

Export PDF report