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Door Reddit geïnspireerde rekenmachines en analysetools voor particuliere beleggers en traders — positiegrootte, R-multiple, Kelly-criterium, CAGR, volatiliteit, Sharpe-ratio, dividendrendement, DRIP, FIRE-getal, veilige opnamepercentage, RMD, covered-call-rendement, kosten van protective puts, breakeven van vertical spreads, DCA, gas fees en impermanent loss.
30 tools beschikbaar
Positiegrootte & Risico
Positiegrootte, R-multiple, Kelly-criterium, stop-loss/take-profit en maximale drawdown — de wiskunde achter de threads van r/investing en r/Daytrading.
Rendement & Prestaties
CAGR, totaalrendement, volatiliteit (standaarddeviatie), Sharpe-ratio en bèta versus benchmark — de terugkerende rendementsvragen van r/personalfinance en r/investing.
Dividend & Inkomen
Dividendrendement, DRIP-projectie, yield-on-cost, payout-ratio en verwacht inkomen voor de r/dividends- en FIRE-community.
Pensioen & Doelen
FIRE-getal, veilige 4%-opname, pensioentekort of -overschot en verplichte minimale opnames (RMD) voor r/financialindependence en r/retirement.
Opties & Derivaten
Covered-call-rendement, kosten van protective puts, breakeven van vertical spreads en maximale covered-call-winst voor de r/options-community.
Crypto / Web3
Generieke DCA, gas fees in procenten, staking-APY-conversie en impermanent loss — meer dan de BTC-only DCA die al bij de rekenmachines staat.
Position Size Calculator
Compute shares to buy from account size, risk %, and stop distance.
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R-Multiple Calculator
Score a trade by its reward-to-risk multiple.
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Stop-Loss / Take-Profit Calculator
Plan a stop and target by R-multiple and risk percent.
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Kelly Criterion Calculator
Find the optimal bet size from your edge and odds.
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Max Drawdown Calculator
See how much an account shrinks from peak to trough in percent.
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CAGR Calculator
Compute compound annual growth rate between two values over N years.
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Total Return Calculator
Compute total return including dividends, fees, and price change.
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Inflation-Adjusted Return Calculator
See your real return after subtracting inflation.
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Volatility Calculator
Compute annualized volatility from a list of returns.
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Sharpe Ratio Calculator
Score a portfolio's risk-adjusted return.
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Dividend Yield Calculator
Compute trailing and forward dividend yield from price and payout.
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DRIP Projection Calculator
Project share count and dividend income with reinvestment.
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Yield-on-Cost Calculator
See the dividend yield on your original purchase price.
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Monthly Dividend Income Calculator
See your projected monthly cash flow from a dividend portfolio.
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FIRE Number Calculator
See how much you need to retire based on annual expenses.
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Safe Withdrawal Rate Calculator
Project retirement income at the 4% rule and run Monte Carlo variance.
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Retirement Shortfall Calculator
See if your savings will run out before you do.
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Required Minimum Distribution Calculator
Compute your RMD from the IRS Uniform Lifetime Table.
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Covered Call Return Calculator
See the max profit, breakeven, and annualized return of a covered call.
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Protective Put Cost Calculator
Compute the cost of hedging a long position with a put.
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Vertical Spread Breakeven Calculator
Find breakeven and max loss / max profit for a call or put spread.
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DCA Future Value Calculator
Project the future value of any recurring investment.
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Gas Fee as % of Trade Calculator
See how much of your trade the gas actually eats.
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Impermanent Loss Calculator
See the impermanent loss for an LP position at any price change.
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Crypto Tax-Loss Harvesting Calculator
See how much tax you can defer by harvesting a losing crypto position.
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Cap Rate Calculator
Capitalization rate from NOI and purchase price (or reverse).
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Cash-on-Cash Return Calculator
CoC return from annual cash flow and total cash invested.
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Refinance Break-Even Calculator
Months until refinance savings recoup closing costs.
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House Flip Profit Calculator
Net profit using the 70% rule, ARV, rehab, and selling costs.
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Rental Property ROI
Compute cap rate, cash flow, and cash-on-cash return on a rental.
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