Money, Loan & Savings Calculators
Free money calculators for UK households: see how inflation has changed prices, what a loan really costs, how savings grow with compound interest and what scrap gold or silver is worth.
- Calculators21
- Rules and figuresUK, November 2026
- CostFree, no sign-up
Money, loans & savings calculators
CPI calculatorAdjust a price between any two months using the official ONS CPI.Inflation calculatorWhat money from any year since 1900 is worth today.Compound interestHow savings grow with interest on interest and monthly deposits.Boat financeMonthly repayments and total interest on a boat or marine loan.Personal loanMonthly repayment, total interest and a repayment table for a loan.Scrap silver valueWhat sterling, Britannia or fine silver is worth by weight.Scrap gold valueWhat 9ct to 24ct gold is worth by weight at today’s price.Share valueValue of a shareholding, profit or loss, dividends and stamp duty.Fund growthHow a fund or unit trust grows after charges, in or out of an ISA.ISA calculatorStocks and shares ISA growth compared with a cash ISA.Savings bondInterest, tax and maturity value of a fixed-rate savings bond.Interest rate calculatorFind the interest rate from start and end amounts, AER and APR.Savings calculatorHow long to reach a savings goal, or how much to save a month.Credit card repaymentTime and interest to clear a card: minimum vs fixed payments.Life insuranceIndicative term and over-50s life cover premiums, and cover needed.Zakat calculatorZakat at 2.5% on wealth above the gold or silver nisab.Bad credit loanMonthly repayments and total cost of a high-APR loan.APR calculatorWork out the true APR of a loan including fees.Investment calculatorGrow a lump sum and monthly investments after fees, tax and inflation.Historical investmentWhat money invested in the FTSE in a past year is worth now.Budget calculatorMonthly budget: income vs spending, 50/30/20 split and leftover.
What each calculator does
| Calculator | What it works out |
|---|---|
| CPI calculator | Adjust a price between any two months using the official ONS CPI. |
| Inflation calculator | What money from any year since 1900 is worth today. |
| Compound interest | How savings grow with interest on interest and monthly deposits. |
| Boat finance | Monthly repayments and total interest on a boat or marine loan. |
| Personal loan | Monthly repayment, total interest and a repayment table for a loan. |
| Scrap silver value | What sterling, Britannia or fine silver is worth by weight. |
| Scrap gold value | What 9ct to 24ct gold is worth by weight at today’s price. |
| Share value | Value of a shareholding, profit or loss, dividends and stamp duty. |
| Fund growth | How a fund or unit trust grows after charges, in or out of an ISA. |
| ISA calculator | Stocks and shares ISA growth compared with a cash ISA. |
| Savings bond | Interest, tax and maturity value of a fixed-rate savings bond. |
| Interest rate calculator | Find the interest rate from start and end amounts, AER and APR. |
| Savings calculator | How long to reach a savings goal, or how much to save a month. |
| Credit card repayment | Time and interest to clear a card: minimum vs fixed payments. |
| Life insurance | Indicative term and over-50s life cover premiums, and cover needed. |
| Zakat calculator | Zakat at 2.5% on wealth above the gold or silver nisab. |
| Bad credit loan | Monthly repayments and total cost of a high-APR loan. |
| APR calculator | Work out the true APR of a loan including fees. |
| Investment calculator | Grow a lump sum and monthly investments after fees, tax and inflation. |
| Historical investment | What money invested in the FTSE in a past year is worth now. |
| Budget calculator | Monthly budget: income vs spending, 50/30/20 split and leftover. |
Using these calculators
Results are estimates to help you plan. For investments, loans and debt, check the lender’s figures and consider free guidance from MoneyHelper.