All tools

Financial Analysis Tools

All powered by real historical data.

⚙️ Simulators

Asset Allocation Simulator

Backtest any mix of ETFs and stocks using real DCA investing. Buys at monthly high (worst-case entry), whole shares only. See equity value, dividends, and money market benchmark.

S&P 500 Historical Simulator

Pick any year range from 1872-2024, set a starting amount and monthly contribution, and see the real historical outcome - year by year.

Monte Carlo Simulator

Block-bootstrap 1,000 trials from 150 years of Shiller data. Fan chart showing P10–P90 outcomes. Supports withdrawal mode and one-time lump sum events.

📚 Historical Analysis

S&P 500 History (1871–Today)

Decade-by-decade heatmap of annual returns from 1871 to today. See at a glance which decades were boom years and which were brutal.

Annual Market Extremes

Ranked best and worst full calendar years in S&P 500 history since 1871. See what each extreme year did to a $10,000 investment.

Monthly Market Extremes

Ranked best and worst single months in S&P 500 history since 1871. What did a single month do to your $10,000?

5-Year Crash Periods & Recovery

Worst non-overlapping 5-year windows since 1871, ranked by total loss. Year-by-year breakdown plus what the market returned in the 2 recovery years that followed.

Drawdown Analysis

Peak-to-trough max drawdown for each sector ETF, with time-to-recovery analysis. Understand the real downside risk of each sector.

🏭 Sector Analytics

Sector Returns Quilt

Annual returns and dividends for 12 sector ETFs in a color-coded quilt. Instantly see which sectors led and lagged each year.

Sector Rotation Rankings

Year-by-year sector performance rankings — see how leadership rotates across Technology, Energy, Healthcare, and more over time.

Correlation Matrix

Pearson correlation between all sector ETF pairs. Find out which sectors move together and which provide true diversification.

Dividend Growth

Year-over-year dividend growth by sector. See which sectors consistently grow their payouts — and which shrink them in a downturn.

$10K Growth Chart

Cumulative growth of $10,000 invested across sectors. Toggle sectors on/off on an interactive canvas chart.

Standard deviation of annual returns (risk) plotted against average total return. See which sectors give you the best return per unit of risk.

Sector tools use Yahoo Finance ETF data. Historical S&P 500 tools use the Robert Shiller dataset (1871–present) from Yale Economics. Money market benchmarks use FRED federal funds rate data.