ROI Calculator
ROI is a fast, free finance calculator. Enter Net Profit/Gain and Investment Cost to get an instant, accurate result — complete with the formula, a step-by-step worked example, and answers to common questions, all on one page and private to your browser.
Formula
ROI = (Net Profit / Cost) × 100%
- ROI = (Net Profit / Cost) × 100% — for reference only.
ROI Calculator
ROI Calculator calculation.
Frequently asked questions
How is ROI Calculator calculated?
ROI = (Net Profit / Cost) × 100%