Free calculators
Simple tools for running your own numbers. Every assumption is stated on the page, results update as you type, and nothing you enter leaves your browser. They illustrate how the maths works — they don't tell you what to do.
Compound growth
What regular saving could grow into over time, and how much of the final pot is growth rather than your own contributions.
Open calculator → RetirementRetirement gap
Project your pension pot to retirement age and compare it with the pot a target income would typically need.
Open calculator → PropertyMortgage repayments
Monthly payments and total interest for any loan, rate and term — plus the effect of regular overpayments.
Open calculator → FeesFee impact
Compare two annual charge levels on the same pot and see what the difference compounds into over decades.
Open calculator → FoundationsEmergency fund
Set a cash buffer target from your monthly essentials and see how long it'll take to build at your saving rate.
Open calculator →About these tools: results are illustrative projections based on the assumptions you enter — they are not forecasts, guarantees, advice or personal recommendations. Real returns vary and capital invested is at risk. For decisions, consult an FCA-authorised adviser.