ROI Calculator
Calculate return on investment (ROI) from cost and gain. Formula: ((Gain − Cost) / Cost) × 100.
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Tool guide
ROI Calculator: how it works
Practical information to understand the result and use this tool correctly.
About ROI Calculator
Calculate return on investment (ROI) from cost and gain. Formula: ((Gain − Cost) / Cost) × 100.
The tool runs directly in the browser for immediate results.
How to use it
- 1Enter the values you want to calculate or process.
- 2The result updates instantly on the same page.
- 3Copy, share, or export the result if the tool allows it.
Frequently asked questions
- Do I need to sign up?
- No. The tool works without an account.
- Are my data uploaded?
- Compatible operations run locally in the browser.
- What is ROI?
- Return on Investment measures the profitability of an investment as a percentage of the cost.
- Formula?
- ROI % = ((Gain − Cost) / Cost) × 100.