Overview
What Is an ROI Calculator?
This tool calculates Return on Investment (ROI) - the percentage gain or loss on an investment relative to its cost.
Calculate return on investment percentage instantly.
This tool calculates Return on Investment (ROI) - the percentage gain or loss on an investment relative to its cost.
Useful for evaluating investment performance, comparing opportunities, or assessing business initiatives.
Input the initial amount invested.
Input the final value or total gain.
The percentage updates automatically.
ROI% = ((Return - Cost) ÷ Cost) × 100
This varies enormously by investment type and risk level - there's no universal 'good' benchmark.
No, basic ROI doesn't account for how long the investment took - a 50% return over 10 years is very different from 50% in one year.
Yes, a negative ROI indicates a loss relative to the initial investment.
No, they're different metrics - ROI compares gain to investment cost, while margin compares profit to revenue.
No, this is a gross ROI calculation before any tax considerations.
Yes, this works for any investment scenario, including business projects, not just financial investments.
No, calculations happen entirely in your browser.
Return is the final value or total gain from your investment, which the calculator compares to your original cost.
Yes, completely free with no sign-up required.