ROI Calculator
Free online ROI calculator. No sign-up, no installation. Runs entirely in your browser.
ROI & Profitability Analysis
Break-Even Analysis
What is ROI and How to Calculate It?
Return on Investment (ROI) is a financial metric that measures the profitability of an investment relative to its cost.
It shows what percentage gain or loss you’ve made on your investment. The ROI formula is:
For example, if you invest $10,000 and it grows to $15,000, your net gain is $5,000, and your ROI is 50%.
ROI is useful for comparing the performance of different investments and understanding whether your capital is being used efficiently.
How to Use This ROI Calculator
- Enter Initial Investment: The amount of money you initially invested or spent.
- Enter Final Value or Net Profit: Either the total current value of your investment, or just the profit/loss amount (use the toggle to specify).
- Optional Time Period: If you want to calculate annualized ROI (CAGR), enter how many years the investment was held.
- View Results: See your ROI percentage, net gain, annualized return, and a visual quality gauge.
- Break-Even Analysis: Use the second section to find how many units you need to sell to cover costs.
Use Cases & Real-World Applications
Business Investments: Evaluate whether a new equipment purchase or marketing campaign generated positive returns.
Stock & Portfolio Returns: Track investment performance over months or years to see annualized growth.
Product Launches: Calculate break-even point to understand when your product will become profitable.
Cost-Benefit Analysis: Compare ROI across multiple projects to decide where to allocate resources.
Frequently Asked Questions
What’s the difference between ROI and annualized ROI?
ROI shows your total return over the entire holding period, while annualized ROI (CAGR) breaks it into a yearly average.
For example, 50% ROI over 5 years is about 8.5% annualized. This makes it easier to compare investments of different lengths.
How do I toggle between “Final Value” and “Net Profit”?
Check the “Final Value is Net Profit” checkbox. If unchecked, the calculator assumes you’re entering the total value of your investment now.
If checked, it treats your input as just the profit or loss amount (which is automatically added to initial investment).
What does the ROI Quality Gauge mean?
The gauge uses a color scale: red (negative/poor returns), orange (modest returns), green (excellent returns).
It’s a visual indicator to quickly assess whether your ROI is strong or weak relative to typical benchmarks.
How is the break-even point calculated?
Break-even units = Fixed Costs ÷ (Selling Price per Unit − Variable Cost per Unit).
This tells you how many units you must sell to cover all costs and start making profit.
Can I use this calculator for negative ROI?
Yes! If your investment loses money, the ROI will be negative. For example, if you invest $10,000 and it becomes $8,000,
your ROI is −20%. The calculator handles losses just as easily as gains.
Is my data saved or sent anywhere?
No. All calculations run entirely in your browser. Your data is never sent to any server or stored anywhere.
Refresh the page and all entries will be cleared. Complete privacy guaranteed.