Free Investment Calculators
Professional-grade calculators for stocks, options, and portfolio planning. All free, no signup required.
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Compound Interest Calculator
Calculate how your investments grow with compound interest and monthly contributions
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DCA Calculator
Dollar cost averaging calculator to see how regular investments reduce risk
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Position Size Calculator
Calculate optimal position size based on account size and risk management rules
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Break Even Calculator
Calculate break even price for stock trades including commissions and fees
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Tax Loss Harvesting Calculator
Calculate tax savings from harvesting investment losses
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Portfolio Planner
Model how covered calls, CSPs, and reinvestment can grow long-term wealth