R Runway

UK retirement planning, in today's money

100-year stress test ↓

UK RETIREMENT CALCULATOR

See every pot.
Plan every age.

Bring your pension, ISA and general investments together. Add what you'll save before retirement, then map how you'll spend it.

New: 100-year stress testAfter your projection, test whether the plan survived past markets →

01

Your timeline

Set when saving ends and retirement begins.

Investment returns are set separately for each account below.

02

Your investments

Enter today's balance, yearly contribution and expected return.

03

Pensions & drawdown

Set pension access and which accessible account to spend first.

The other accessible account is used next, followed by added investment sources, then the pension once available. State Pension reduces the amount withdrawn.

04

Spending by age

Set different annual spending phases after retirement.

FROMTOPER YEAR
£

YOUR PROJECTION

One retirement.
Every account.

Before retirement, contributions are added to every account. In retirement, the calculator starts with your general investments, follows your chosen order, and uses the pension once accessible.

AT RETIREMENT£0Before the first retirement withdrawal
FINAL BALANCE£0
Total invested balanceToday's money
Age 0Retire 0Age 0
Pension £0ISA £0General £0
Age 0£0 spending£0

100-YEAR HISTORICAL STRESS TEST

Would this plan have survived past markets?

Run the retirement part of your plan through every complete 1-year S&P 500 sequence across 100 calendar years, from 1926 to 2025. Returns include reinvested dividends and are adjusted by your inflation assumption.

Automatically matches your total projected pension and investments at retirement · £0
Enter your plan first

Add your current age, retirement age and plan-to age to run the historical stress test.