Free ROI Calculator: Measure Your Return on Investment
Calculate ROI, annualized ROI, payback period, and net gain for marketing, equipment, hiring, and small business investments.
ROI helps you compare investments with different costs and returns. Use it for campaigns, equipment, software, hiring, or process improvements.
ROI Calculator
ROI formula
ROI equals net gain divided by investment cost. Annualized ROI adjusts the return for time, which helps compare a three-month campaign to a two-year equipment purchase.
- Include implementation cost.
- Use profit, not revenue, when possible.
- Compare expected, conservative, and best-case outcomes.
Marketing ROI
For marketing, connect spend to gross profit after cost of goods or delivery. Revenue-only ROI can make campaigns look better than they are.
- Track source and conversion.
- Include agency or software fees.
- Watch payback period.
Related Resources
Frequently Asked Questions
What is a good ROI?
It depends on risk, time, cash constraints, and alternatives. Faster payback may matter more than the highest percentage.
Should ROI use revenue or profit?
Profit is better when you can calculate it.
What is payback period?
The time it takes for gains to recover the initial investment.
Build the next step with clearer numbers.
Use the calculators, checklists, and guides above to turn the idea into an operating plan.