Compound Interest Calculator
See how your money grows over time with the power of compound interest and regular contributions.
Learn how this calculator works →Calculator inputs
What happens to my data?
Final balance
£300,851
Total invested
£130,000
Interest earned
£170,851
Interest share
56.8%
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Growth over time
Year-by-year breakdown
| Year | Starting | Contributions | Interest | End balance |
|---|---|---|---|---|
| 1 | £10,000 | £6,000 | £919 | £16,919 |
| 2 | £16,919 | £6,000 | £1,419 | £24,339 |
| 3 | £24,339 | £6,000 | £1,956 | £32,294 |
| 4 | £32,294 | £6,000 | £2,531 | £40,825 |
| 5 | £40,825 | £6,000 | £3,148 | £49,973 |
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| 6 | £49,973 | £6,000 | £3,809 | £59,782 |
| 7 | £59,782 | £6,000 | £4,518 | £70,299 |
| 8 | £70,299 | £6,000 | £5,278 | £81,578 |
| 9 | £81,578 | £6,000 | £6,094 | £93,671 |
| 10 | £93,671 | £6,000 | £6,968 | £106,639 |
| 11 | £106,639 | £6,000 | £7,905 | £120,544 |
| 12 | £120,544 | £6,000 | £8,910 | £135,455 |
| 13 | £135,455 | £6,000 | £9,988 | £151,443 |
| 14 | £151,443 | £6,000 | £11,144 | £168,587 |
| 15 | £168,587 | £6,000 | £12,383 | £186,971 |
| 16 | £186,971 | £6,000 | £13,712 | £206,683 |
| 17 | £206,683 | £6,000 | £15,137 | £227,820 |
| 18 | £227,820 | £6,000 | £16,665 | £250,486 |
| 19 | £250,486 | £6,000 | £18,304 | £274,790 |
| 20 | £274,790 | £6,000 | £20,061 | £300,851 |
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Important: Not Financial Advice
This calculator is provided for educational and illustrative purposes only. Freedom Isn't Free is not authorised or regulated by the Financial Conduct Authority (FCA) and does not provide financial advice, investment recommendations, or tax guidance.
The projections shown are hypothetical, assume a constant rate of return, and do not account for inflation, taxes, or fees. Actual investment returns vary and you may get back less than you invest. Past performance is not a reliable indicator of future results.
Before making any financial decisions, please consult with an independent financial adviser regulated by the FCA. For help finding an adviser, visit MoneyHelper or Unbiased.
Where links to financial products appear on this page, some may be affiliate links. See our full disclaimer for details.
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