All Retirement Calculators

10 free calculators, each showing its formula and data source. Updated for 2026.

Project your nest egg at retirement from your current savings and monthly contributions.

See how employer match and decades of compounding grow your 401(k) balance to 65.

Compare after-tax retirement income from a Roth vs. a Traditional IRA.

Calculate your Required Minimum Distribution using the IRS Uniform Lifetime Table.

Estimate your monthly benefit and compare claiming at 62, full retirement age, and 70.

Estimate your pension income and compare lump-sum vs. monthly payout.

Estimate the monthly and total payout from a fixed, variable, or immediate annuity.

Combine Social Security, 401(k), IRA and other income to project your monthly cash flow.

Find out how long your savings will last given spending, returns, and inflation.

Find your FIRE number and target age — compare Lean, Coast, and Fat FIRE.