Free · Browser-Based · ROI Analysis

Return on Investment Calculator

Estimate ROI, net gain, total return multiple, and simple annualized return from an initial investment, ending value, and holding period.

Initial investment

Ending value

Additional costs

Holding period (years)

ROI summary

🎯 Common Use Cases

Compare business or marketing projects

Evaluate investment outcomes simply

Estimate annualized return from a holding period

Review net gain after extra costs

What counts as ROI here?

This tool uses net gain divided by total invested capital, including any additional costs you enter.

Is annualized return exact?

It is a simplified annualized estimate based on the holding period you provide.

Does it stay in the browser?

Yes. All ROI calculations stay local.