ROI Calculator

Determine the profitability of an investment with a simple ROI percentage.

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About ROI Calculator

Measure the efficiency of an investment or compare the profitability of multiple assets. The Return on Investment (ROI) calculator provides a quick percentage-based summary of your gains or losses relative to the initial cost.

How to Use

  1. Enter the 'Amount Invested' (the initial cost).
  2. Enter the 'Amount Returned' or the current total value.
  3. Instantly view the ROI percentage and the net profit or loss.
  4. Use the result to compare this investment against others in your portfolio.

Common Use Cases

  • Evaluating the success of a business project or marketing campaign.
  • Comparing stock market returns against real estate or other assets.
  • Calculating potential gains before committing capital to a new venture.

Technical Details

Calculates using the formula: ROI = ((Final Value - Initial Cost) / Initial Cost) * 100. All processing is on-device.

Formula

((Final Value - Initial Cost) / Initial Cost) * 100

Frequently Asked Questions

What is a good ROI?
A 'good' ROI depends on the risk level and the time period, but generally, any positive ROI that exceeds the inflation rate is considered a gain.
Does ROI account for time?
Simple ROI does not account for time. For time-adjusted returns, you may want to use our CAGR calculator.

100% Private & Secure

This tool runs entirely in your browser using client-side technology. Your files and data are never sent to a server, ensuring 100% privacy and speed.