Free Investment Calculators & Backtesting Tools
Data-driven tools for long-term investors โ leveraged ETF backtests with up to 130 years of history, valuation gauges, and compounding simulators. Free, no sign-up.
Leveraged ETF Backtest โ QQQ ยท TQQQ ยท UPRO ยท SOXX
Lump-sum & DCA simulations on the Nasdaq 100, S&P 500 (from 1928), Dow Jones (from 1896) and SOX. Rolling windows, crisis presets, and realistic fee & financing-cost modeling.
ValuationS&P 500 Bubble Gauge
Is the market in a bubble? Compare the S&P 500 against the U.S. monetary base (M0), benchmarked to Black Monday, the dot-com crash and 2008 โ with RSI & MACD signals.
CompoundingDividend Reinvestment Calculator (DRIP)
Simulate SCHD, JEPI and other dividend ETFs with taxes and inflation โ and find out when you hit your monthly income goal.
CurrencyJapanese Yen Valuation Gauge
Is the yen cheap? USD/JPY valuation percentile and 200-day trend, combined into one verdict.
BacktestingNasdaq Bubble & Buy-Timing Backtest
Find every past moment with today's RSI and bubble-index conditions, and see how buying then would have turned out โ data since 1986.
ValuationNasdaq-100 Valuation Dashboard โ QQQ PE & PEG
Is QQQ overvalued? All 100 holdings scored on PE, forward PE, earnings growth and forward PEG โ market-cap weighted, with a composite verdict.
CurrencyUS Dollar Strength Gauge & Currency Scorecard
DXY valuation and trend, broad-money growth across 7 economies, and a dollar-relative scorecard from OECD ยท BIS ยท IMF data.
InflationInflation Calculator
See what your money will really be worth โ future purchasing power after inflation.