Financial Calculators
Explore inflation, lifestyle, portfolio, and options-roll scenarios with transparent assumptions and risk context.
Equivalent buying power
2000 dollars expressed in 2036 purchasing power.
Price change
167.5%
Value multiple
2.68x
Time span
36 years
Buying power path
Actual CPI and future projection
Historical data
BLS CPI-U annual averages through 2025.
Current year
2026 uses the latest October CPI index of 337.511.
Future years
Compounded at the selected annual assumption; projections are estimates.
Options Roll Calculator
Enter a short call or put you want to close. The calculator ranks liquid, later-expiring replacement contracts using live chain data, executable pricing, Greeks, expected move, and liquidity.
Enter your current position
You’ll see the recommended replacement, roll credit or debit, adjusted breakeven, and alternatives.
Source: U.S. Bureau of Labor Statistics CPI-U, U.S. city average, all items. Future results are hypothetical projections and are not guarantees of actual inflation or individual household costs.