Take Control of Your Financial Future. Privately.
Open-source tools to crush debt and calculate your path to FIRE. 100% local, zero tracking. Your data never leaves your browser.
FIRE Calculator
Project compound growth, find your FIRE number, and discover your Coast FIRE age — all inflation-adjusted.
Open toolDebt Payoff Planner
Compare snowball vs avalanche strategies. See your exact debt-free date and track every milestone.
Open toolLoan Comparison
Compare multiple loan offers side by side. Monthly payments, total cost, and a composite score.
Open toolYour data stays on your device
Every calculation runs locally in your browser. No accounts required. No invasive tracking. Just you and your numbers.