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Legal Retainer Replenishment Calculator

Project earned fees and expenses against an advance retainer, identify an entered replenishment trigger and calculate the top-up required to…

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COBRA vs Marketplace Health Coverage Cost Calculator

Compare COBRA and Marketplace premiums, entered credits, remaining deductibles and medical costs over the same months. Check low- and high-use…

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Funding Fee Scenarios for Perpetual Futures

Calculate signed perpetual funding cash flow across up to four variable-rate intervals and bridge it into a pre-funding trading result…

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Dividend Reinvestment and Fee-Drag Calculator

Calculate shares accumulated through repeated dividend reinvestment with user-entered withholding, fees, price and fractional-share treatment.

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Vertical Option Spread Risk Calculator

Calculate expiration payoff, maximum gain, maximum loss and break-even for four standard vertical spreads with contract multiplier and entered trading…

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Stock Trading Position Size and Stop-Loss Calculator

Convert a user-selected account risk budget into lot-rounded units, planned stop risk, stressed slippage risk and position notional.

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Fix and Flip Net Profit Calculator

Calculate fix-and-flip net profit, ROI and break-even resale price with visible carrying, financing, selling, delay, downside and tax-reserve assumptions.

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