FIRE Planner Pro

Free, ad-free financial planning tools. No accounts, no signup, no data ever leaves your browser.

FIRE Planner

Retirement planning with Monte Carlo simulation

Plan Regular, Coast, Lean, Fat, and Barista FIRE. Adjust withdrawal rates, tax drag, expenses, and income streams. See your probability of success across thousands of simulated market scenarios.

Open FIRE Planner →

Net Worth Tracker

Track assets, liabilities, and net worth over time

Add line items under assets and liabilities. See your net worth update live. Save dated snapshots, view trends with charts, and export or share your data — entirely in your browser.

Open Net Worth Tracker →

Compound Interest

Savings growth calculator & Rule of 72

Calculate how your savings grow with compound interest. Use the Rule of 72 to estimate doubling time. See a year-by-year growth chart with optional monthly contributions.

Open Calculator →

Withdrawal Rate Explorer

Compare withdrawal strategies with Monte Carlo simulation

Compare four retirement withdrawal strategies side by side: fixed percentage, fixed dollar, dynamic guardrails, and percentage of portfolio. See success rates and worst-case outcomes across thousands of simulated market scenarios.

Open Explorer →

HSA Calculator

Triple tax advantage, growth projection & HSA vs. taxable comparison

Check contribution limits, see immediate tax savings, project long-term tax-free growth, and compare HSA vs. a taxable brokerage account. The most comprehensive free HSA calculator available.

Open HSA Calculator →

Roth Conversion Calculator

Conversion tax analysis, multi-year ladders & break-even

Model Roth conversions with bracket-filling logic, compare single-year vs. multi-year ladders, see break-even tax rates, and visualize traditional vs. Roth after-tax value over time.

Open Calculator →

401(k) Planner

Contribution planning, match optimization & growth projection

Project your 401(k) balance with a stacked growth chart. Optimize your employer match with a clear "am I leaving free money on the table?" callout. Check IRS contribution limits and compare Traditional vs. Roth 401(k) splits.

Open Planner →

Roth IRA Calculator

Eligibility checker, Roth vs. Traditional, growth projection

Check if you're eligible to contribute, see your maximum contribution based on income and filing status, compare Roth vs. Traditional outcomes, and project account growth over time.

Open Calculator →

Debt Payoff Planner

Snowball vs. avalanche comparison with charts & payoff order

Compare two popular debt payoff strategies side by side. See which one gets you debt-free faster, how much interest you save, and visualize your payoff timeline with an overlay chart.

Open Planner →

Mortgage Affordability

Find what home price you can actually afford

DTI-based affordability calculator with full PITI breakdown. Enter your income, debts, and down payment to find the maximum home price you can support — not just what the payment would be.

Open Calculator →

Student Loan Payoff Calculator

Snowball vs. avalanche for student loans with federal/private flagging

Compare two popular student loan payoff strategies side by side. Label each loan as federal or private, see which approach saves you more interest, and visualize your payoff timeline with an overlay chart.

Open Calculator →

Refinance Calculator

Should I refinance? Break-even analysis & verdict

Find out if refinancing saves you money. See your break-even point, monthly payment change, total interest comparison, and a clear verdict based on how long you'll stay in the home.

Open Calculator →

Term Insurance Needs

DIME method coverage estimate & breakdown

Estimate how much term life insurance you need using the DIME method. Enter your debts, income replacement years, mortgage, education costs, and existing assets to see a personalized coverage recommendation.

Open Calculator →

Life Insurance Needs

DIME vs. Human Life Value comparison

Compare two common methods for estimating life insurance needs side by side. See why the DIME and Human Life Value methods can produce different numbers, and think through term vs. permanent coverage.

Open Calculator →

Disability Insurance Gap

STD vs. LTD coverage gap analysis

Find out if your employer-provided disability coverage leaves you exposed. Compare short-term and long-term benefit payouts against your desired income replacement, accounting for caps.

Open Calculator →

All data stays in your browser. No accounts, no signup, no data collection. Built for clarity, precision, and privacy.