Example: Net profit from investment: $30,000 · Cost of investment: $100,000 → Return on investment: 30%.
Frequently asked questions
How do I calculate roi? Enter your numbers above and the result updates instantly. For example: Net profit from investment: $30,000 · Cost of investment: $100,000 → Return on investment: 30%.
Is this ROI Calculator free? Yes — completely free with no sign-up or paywall. It runs entirely in your browser and keeps working offline; the numbers you enter never leave your device.
How accurate is it? It uses the standard published formula for roi. Results are estimates for planning — not financial, tax, medical, engineering, or legal advice.