Retirement calculators
Ten calculators on the same engine as the free planner, with the same IRS and SSA figures. Free, no sign-up, and nothing you type leaves your browser.
Retirement calculator
Will your savings last? A Monte Carlo answer with taxes and Social Security.
How much do I need to retire?
Your retirement number from spending, other income and a withdrawal rate.
Safe withdrawal rate (4% rule)
How often a withdrawal rate lasts 30 years across 1,000 simulated markets.
Social Security claiming age
Your benefit at every age from 62 to 70, and the break-even ages.
RMD calculator
This year’s required minimum distribution and the ones after it.
Roth conversion calculator
What filling a tax bracket with conversions does to lifetime taxes and RMDs.
401(k) with employer match
Your 401(k) at retirement, and the match you miss by contributing less.
Retirement savings by age
The balance that keeps you on pace at every age, from your own numbers.
Catch-up contributions
Your 401(k), IRA and HSA limits by age, including the 60–63 catch-up.
Compound growth calculator
How savings and steady returns add up, in future and today’s dollars.
Want the whole picture? The free planner puts your accounts, income, Social Security, taxes and spending in one plan.