Free Online ROI Calculator
Calculate return on investment (ROI) with this free online calculator. Enter investment cost and gain to get your ROI percentage.
Frequently Asked Questions
Are results suitable for professional use?
Provides accurate results based on standard formulas. For critical decisions, consult a professional.
Can I compare different scenarios?
Adjust the inputs and recalculate to compare different scenarios side by side.
How is the result calculated?
Uses standard mathematical formulas widely accepted in the field. The formula is shown with each result.
Does it show the work?
Yes, step-by-step breakdowns are provided so you can follow the calculation logic.
How to Use
- Adjust optional parameters for precision
- Fill in the required values above
- Review the step-by-step explanation
- Save or print the results
FAQ
What is ROI?
ROI (Return on Investment) measures the profitability of an investment as a percentage. Formula: ROI = (Gain - Cost) / Cost × 100%.
What is a good ROI?
A good ROI varies by industry. Generally, 7-10% annually for stocks and 15-25% for business investments is considered solid.
Does this account for time?
This is a simple ROI calculator. For time-adjusted returns, consider using an annualized ROI or IRR calculator.
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