Free Marketing ROI Calculator Online
Measure marketing campaign performance — calculate ROI, ROAS, and cost per acquisition.
Campaign Data
Results
Marketing ROI
How it works
Enter campaign spend
Input your total marketing spend for the campaign period.
Add revenue generated
Enter the revenue attributed to this campaign.
Add conversions (optional)
Include clicks and conversions for CPA and CPC metrics.
View all metrics
See ROI, ROAS, CPA, CPC, and net profit instantly.
Common use cases
Digital advertisers
Compare ROI across Google, Meta, and LinkedIn ad campaigns.
Marketing managers
Justify budget allocation with clear ROI data.
E-commerce brands
Calculate ROAS and CPA per product category or channel.
Agencies
Report campaign performance to clients with clear metrics.
Frequently asked questions
What is marketing ROI?
Marketing ROI = ((Revenue – Spend) / Spend) × 100. A 100% ROI means you doubled your investment.
What is ROAS?
Return on Ad Spend = Revenue / Spend. A ROAS of 4 means $4 revenue for every $1 spent.
What is a good marketing ROI?
A general benchmark is 5:1 ROI (500%). Industry varies widely — e-commerce often targets 4:1 ROAS, SaaS can achieve much higher.
How is CPA calculated?
CPA (Cost per Acquisition) = Total Spend / Number of Conversions.
Is my data saved?
No. All calculations run in your browser. No data is stored or transmitted.
Can I compare multiple campaigns?
Use the tool for each campaign separately and compare results side by side.