Model long-term growth
Retirement & Investment Calculators
Long-term projections are scenarios, not forecasts. Returns, inflation, fees, taxes, contribution timing, and sequence of returns can materially change actual outcomes.
11 free tools
Choose a calculator
Roth IRA Calculator
Check 2026 eligibility and project retirement growth from regular contributions.
Open calculator401(k) Calculator
Project workplace retirement savings with 2026 limits and employer matching.
Open calculatorRetirement Calculator
Project savings against an inflation-adjusted retirement income target.
Open calculatorInvestment Calculator
Project growth, contributions, fee impact, and inflation-adjusted value.
Open calculatorCost Basis Calculator
Calculate average basis, sale allocation, remaining basis, and gain or loss.
Open calculatorDRIP Calculator
Project reinvested dividends, shares, portfolio value, and dividend income.
Open calculatorCompound Interest Calculator
Project compounding, contributions, effective rate, and real value.
Open calculatorFIRE Calculator
Find your FIRE number, progress, and years to financial independence.
Open calculator529 College Savings Calculator
Project a college-savings goal, your 529 balance, and the monthly contribution to fund it.
Open calculatorHSA Calculator
Project HSA growth, 2026 contribution limits, and the tax savings on contributions.
Open calculatorSocial Security Calculator
Estimate your monthly benefit and compare claiming at 62, 67, and 70.
Open calculatorA practical sequence
How to use these tools
- 1
Set a time horizon
Match the projection period and liquidity assumptions to the financial goal.
- 2
Use net assumptions
Account for fees, inflation, taxes, and contribution timing where the tool permits.
- 3
Compare scenarios
Test conservative, expected, and optimistic cases instead of relying on one return.
Frequently asked questions
Are projected returns guaranteed?
No. The calculations show what entered assumptions produce; markets and investment results are uncertain.
Do the tools provide investment advice?
No. They are educational models and do not recommend securities, allocations, or transactions.
Explore related topics
These calculators provide educational estimates, not offers, approvals, quotes, or individualized financial, tax, legal, insurance, or investment advice. Confirm important decisions with current documents, official sources, and qualified professionals.