15 CALCULATORS · RETIREMENT

Plan the long
arc with confidence.

From your first 401(k) contribution to your last RMD — calculators for every phase of retirement planning. Formulas reviewed by certified financial planners and backed by IRS publications.

✓ IRS tables built in ✓ CFP-reviewed ✓ Updated annually
401(k) Calculator Popular
Project your 401(k) balance at retirement age, factoring in employer match, annual raises, and compound growth. See exactly how much your contributions and match add up over decades.
Roth IRA Calculator Popular
See how your after-tax Roth IRA contributions compound tax-free over time. Includes contribution limits based on age and projected tax-free retirement income.
RMD Calculator
Find your required minimum distribution using the IRS Uniform Lifetime Table. Enter your age (73+) and account balance to see your annual withdrawal requirement and effective rate.
Retirement Planner
Get a retirement readiness score and detailed gap analysis. See how your current savings, expected Social Security, and monthly expenses stack up against a 30-year retirement.
Social Security Calculator
Estimate your monthly Social Security benefit at ages 62, full retirement age (FRA), and 70. Compare claiming strategies and find the break-even age for delaying benefits.
Compound Interest Calculator
Calculate how your money grows with compound interest. Choose monthly, quarterly, or annual compounding and add regular contributions to see the power of compounding over time.
Inherited IRA RMD Calculator
Calculate your inherited IRA distribution schedule under the SECURE Act’s 10-year rule. See annual RMD amounts for non-spouse beneficiaries and stretch options for eligible designated beneficiaries.
Coast FIRE Calculator
Find your Coast FIRE number — the amount you need saved today so that compound growth alone reaches your retirement target without any additional contributions.
FIRE Calculator Popular
Calculate your Financial Independence (FI) number, savings rate, and years to FIRE. Based on the 4% safe withdrawal rule and your current portfolio trajectory.
401(k) Retirement Planner
Project your 401(k) to retirement age and convert it to monthly income using the 4% withdrawal rule. See what percentage of your pre-retirement income your 401(k) alone can replace.
TSP Calculator
Project your Thrift Savings Plan (TSP) balance across all five funds — G, F, C, S, and I. See how your fund allocation and contribution rate affect your retirement nest egg.
Roth Conversion Calculator
Analyze whether converting traditional IRA funds to Roth makes financial sense. Compare the upfront tax cost against future tax savings and find the net benefit over your time horizon.
Pension vs Lump Sum Calculator
Compare a monthly pension annuity against a lump sum payout. See the net present value of each option, the break-even age, and a recommendation based on your inputs.
72(t) SEPP Calculator
Calculate early retirement distributions using all three IRS-approved 72(t) SEPP methods: Required Minimum Distribution, Amortization, and Annuitization. Compare annual payouts side by side.
Safe Withdrawal Rate Calculator
Determine a sustainable withdrawal rate for your retirement portfolio. See your annual and monthly income along with a historical success probability based on the Trinity Study framework.