Scenario 1
Marketing campaign
$5,000 ad spend, $18,000 revenue → net return $13,000, ROI = 260%.
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ROI Calculator
Find out if any investment is worth it — before you commit.
Adjust your inputs
Results update instantly as you type or drag.
0.0 – 100,000,000
$
0 – 100,000,000
$
0.3 – 30
Used to calculate annualized ROI
Quick insights
Net return
$13,000
Annualized ROI
260%
Quick answer
How do you calculate ROI?
ROI = (Net Return ÷ Investment Cost) × 100. If you invest $1,000 and earn $1,300, your ROI is 30%.
How it works
From inputs to result in four steps
A quick walkthrough of what this calculator does behind the scenes.
- 1
Enter your total investment cost.
- 2
Enter the total return (what you got back).
- 3
See your ROI and net profit.
Formula
The math behind the number
No black box — here's exactly how the result is computed.
Formula
Net return = Total return − Investment cost
ROI = Net return ÷ Investment cost × 100
Annualized ROI = (1 + ROI/100)^(1/years) − 1) × 100Examples
Real-world scenarios
See how the numbers play out for typical use cases.
Scenario 2
Equipment purchase
$20,000 equipment, $28,000 extra revenue → net return $8,000, ROI = 40%.
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