All calculators
Savings and investments
Compound growth, fees, ISA allowances and the time needed to reach a balance. Growth is an assumption.
- Compound interest calculatorProject a balance with monthly compounding and no new contributions.
- Regular savings calculatorAdd a monthly savings amount to a starting balance.
- Savings goal calculatorFind the monthly saving that reaches a target.
- Investment growth calculatorProject a portfolio from a starting balance, a monthly contribution and a fee.
- Monthly investment contribution calculatorFind the monthly contribution for a future balance.
- Inflation-adjusted investment return calculatorCompare a nominal projection with one that uses a real rate.
- Real versus nominal return calculatorTurn a nominal rate and an inflation assumption into a real rate.
- Investment fee impact calculatorCompare the same contributions with and without a yearly fee.
- ISA contribution planning calculatorCompare planned contributions with the £20,000 ISA allowance.
- Cash ISA versus investment growth comparisonPlace the same monthly amount under two rate assumptions.
- Lump sum versus regular investing comparisonCompare investing a sum now with spreading it over the months you choose.
- Annualised return calculatorTurn a start value and an end value into an annualised return.
- Savings interest calculatorEstimate interest added monthly from a yearly rate.
- Savings tax estimatorEstimate tax on interest after the starting rate and Personal Savings Allowance.
- Time to reach a target balanceCount the months until contributions and growth reach a target.
- Portfolio contribution growth calculatorCombine ISA, pension and general account contributions under one growth assumption.