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ROI Calculator - Calculate Return on Investment Online Free | The MuffinPost
Free Finance Calculator

ROI Calculator

Calculate return on investment, net profit and annualized ROI instantly. Enter investment cost, final value, extra income, fees and holding period to understand your performance.

Investment Details

Amount originally invested.
Current or ending value of the investment.
Dividends, rent, payouts or other income.
Commissions, platform fees, taxes or expenses.
How long the investment was held.
Used for annualized ROI.
Choose output currency format.
Choose result precision.

ROI Results

0.00%Return on Investment
$0.00Net Profit
$0.00Total Return
0.00%Annualized ROI
0.00xReturn Multiple

ROI Signal

Enter investment details to calculate ROI.
ROI Formula Net Profit = Final Value + Income − Investment Cost − Fees
ROI = Net Profit ÷ Investment Cost × 100
Annualized ROI = ((Final Return ÷ Investment Cost)^(1 / Years) − 1) × 100
MetricValueMeaning

How to Use the ROI Calculator

Measure investment performance in three simple steps.

1. Enter investment cost

Add the initial amount you invested or spent.

2. Add returns and fees

Enter final value, income received and any costs or fees.

3. Review ROI

See ROI percentage, net profit, annualized ROI and return multiple.

Understand if an investment made money.

This ROI Calculator helps compare profit to investment cost for business projects, marketing campaigns, stocks, crypto, real estate, side hustles and other investments.

✅ Calculate ROI percentage
✅ Include income, fees and costs
✅ Estimate annualized ROI
✅ Works directly in your browser

ROI Calculator FAQ

Common questions about return on investment.

What is ROI?

ROI stands for Return on Investment. It compares net profit with the amount invested.

How do I calculate ROI?

Subtract investment cost and fees from total return, divide by investment cost, then multiply by 100.

What is a good ROI?

A good ROI depends on the investment type, risk, time period and alternatives. Higher ROI is not always better if risk is much higher.

Is this financial advice?

No. This calculator is for educational estimates only and does not provide financial advice.