Calculate return on investment, net profit, and ROI percentage to evaluate business opportunities
Calculate return on investment, net profit, and ROI percentage to evaluate business opportunities
Generated: 1/13/2026, 3:16:21 AM | AskSMB.io
Cost of the project, tool, or campaign
Revenue or value generated
Used to estimate monthly ROI
Investment cost must be greater than zero
Net Profit
$0
ROI Percentage
+0.00%
Invalid investment cost
The ROI Calculator empowers small business owners to evaluate investment profitability by measuring returns against costs. It clarifies whether a marketing campaign, equipment purchase, or business project delivers real value and reveals how effectively your capital generates results.
This tool transforms financial complexity into straightforward, decision-ready insights.
Return on Investment (ROI) is a performance metric that calculates the percentage gain or loss produced by an investment compared to its initial cost.
Put simply, ROI answers the essential question every business owner asks:
"For every dollar I put in, how much comes back out?"
When ROI is positive, your investment generates profit. When ROI is negative, the investment produces a loss.
Small businesses must maximize every dollar spent. ROI provides the framework to make that happen by helping you:
ROI replaces gut feelings and assumptions with clear, numbers-based decision-making.
The ROI Calculator requires two fundamental inputs:
These inputs produce your key metrics:
Net Profit = Total Return − Initial InvestmentROI (%) = (Net Profit ÷ Initial Investment) × 100When you include a timeframe, the calculator also determines monthly profit and monthly ROI, revealing how rapidly your investment delivers returns.
Results appear immediately as you adjust any value.
Consider this example:
Inputs:
Calculated Results:
This investment produced $0.50 in profit for every dollar invested during the six-month period.
While higher ROI typically signals a stronger investment, always weigh it against factors like risk exposure, investment timeline, and strategic objectives.
ROI offers powerful insights but comes with certain constraints:
For comprehensive analysis, combine ROI with complementary metrics like cash flow analysis, payback period, and profit margins.
This calculator becomes valuable when you need to:
ROI measures how hard your money works for your business. Consistent ROI tracking sharpens your investment decisions, eliminates wasteful spending, and supports sustainable growth.
This ROI Calculator delivers immediate financial insight without complicated spreadsheets or uncertainty.