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ROI Calculator
Calculate return on investment
ROIreturn on investmentprofit
📖 How to Use
- Enter the initial investment
- Enter the final value
- Click Calculate ROI
📐 Formula
ROI = (final value − initial investment) / initial investment × 100%
❓ FAQ
What does a negative ROI mean?▾
A negative ROI means the investment lost money — the final value is less than the initial investment.
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About ROI Calculator
This tool is completely free, no registration required. Works directly in your browser. Supports both PC and mobile devices.
ROI Calculator is a free online tool that works on both PC and mobile. No registration or download required — just open in your browser. Results are accurate and reliable for everyday use and professional reference.