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Estimate monthly payments, total interest, and total repayment.
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ROI Calculator
Measure total return and annualized growth for an investment.
Measure return on investment
Enter the starting value, ending value, and holding period.
Taxes, fees, additional cash flows, and inflation are not included.
Investment return
Total ROI25.00%
Net gain$2,500.00
Annualized return11.80%
Final value$12,500.00
🔒 Your inputs stay in your browser. UtilityKit does not store calculation data.
How it works
How to use the ROI Calculator
- Enter the requested values in the fields above.
- Review the result, then adjust any input to update it instantly.
- Copy the result or open a related tool for the next step.
About this tool
What this tool does
Calculate investment return, net gain, and annualized performance. It is intended for quick estimates and planning. Financial results are informational and should not replace professional advice.
Common uses
When it is useful
- Compare possible financial scenarios
- Estimate costs before making a decision
- Check calculations prepared elsewhere
Formula
Return on investment formula
ROI = (Net gain ÷ Initial cost) × 100
Net gain is the final value minus the original investment and any included costs.
Worked example
Example roi calculator workflow
Input
Enter realistic sample values in every required field.
Result
The result updates in the browser, allowing you to refine inputs and copy the final output.
FAQ
Frequently asked questions
Is the ROI Calculator free to use?
Yes. The ROI Calculator is available without registration or payment.
Does the ROI Calculator upload my data?
No. The calculation or transformation runs locally in your browser unless the page explicitly says otherwise.
How accurate is the ROI Calculator?
The formulas are suitable for estimates, but real fees, taxes, compounding rules, and lender terms can produce different results.
Can I use the ROI Calculator on a phone?
Yes. UtilityKit tools are designed to work on modern desktop and mobile browsers.
Can I use the result for professional decisions?
Use the result as a convenient estimate or processing aid. For financial, medical, legal, or other high-impact decisions, verify it with a qualified professional or authoritative source.