Retirement / Planning Hub

UK Retirement Planning Tools

Model pension growth, tax relief, retirement income targets and the role of the State Pension with tools designed to make long-term assumptions visible.

Open Retirement CalculatorView all retirement tools
FocusIncome & funding
ContextUK retirement rules
Long-term planningSeparate contributions, growth and income needs.
State Pension contextOfficial rates are identified by tax year.
Assumptions visibleGrowth and withdrawal assumptions stay explicit.
Educational onlyNot regulated retirement or pension advice.

Retirement planning

Pension growth, income targets and funding gaps

Planning tool

UK Retirement Calculator

Estimate the pension pot needed, the State Pension contribution to income and the monthly saving required to close the gap.

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UK Pension Calculator

Model an existing pension pot, contributions, tax relief and long-term growth toward retirement.

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Related long-term tools

Compounding, wrappers and purchasing power

Growth tool

Compound Interest Calculator

Explore the effect of time and regular contributions — the mathematics behind long-term pension accumulation.

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UK ISA Calculator

Model tax-free ISA growth as a flexible complement to pension saving.

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UK Inflation Calculator

See how inflation changes the real purchasing power of a future retirement income.

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Retirement insights

Plain-English planning context

Insight

How much do I need to retire?

Think through desired income, State Pension support and the private pot needed to fund the difference.

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ISA vs Pension for retirement

Compare tax relief, access and flexibility when using pensions and ISAs for long-term saving.

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Important: Retirement outcomes depend on investment returns, inflation, tax, pension rules, lifespan and withdrawal choices. Casvia's tools use simplified planning assumptions and do not provide regulated financial advice.