Eight interactive calculators that cover Bitcoin, retirement planning, debt strategy, and personal finance. Every tool runs in your browser — no sign-up, no data collection, no tracking. Your numbers stay on your device.
Simulate dollar-cost averaging into Bitcoin from any start date. See total return, BTC accumulated, and a portfolio chart.
Project your retirement stack across bear, base, and bull BTC scenarios. Compare traditional-only vs Bitcoin allocation.
See what your budget from any year actually costs today. Breaks down official CPI vs real per-category increases.
Track assets, liabilities, and Bitcoin allocation. Get a sovereignty score with actionable steps to improve it.
Input your take-home pay and see exactly where every dollar should go — 401(k), Roth, emergency fund, Bitcoin DCA.
Compare avalanche vs snowball vs investing. Find your break-even APR and see 10-year net worth for each strategy.
See which tax wrapper wins for your income and tax bracket. Includes a Bitcoin-in-Roth scenario comparison.
Live three-way converter: satoshis, Bitcoin, and US dollars. See what any amount of sats is worth right now.
Have an idea for a tool? hi@fiatisfake.org
All tools run in your browser. No data is sent to any server.