What is CPA?
CPA means “Cost Per Acquisition”. It is a metric calculation used to measure the actual cost per install/Conversion compared to your investment goals.
The calculation is :
Total Campaign spent/Conversion- CPA
Why is it useful?
The CPA goal enable us to optimize your campaign towards it. It is also used to analyze your ROI in our reports.
How to use CPA goal feature?
Define you ROI goal
Insert the CPA goal under the bid and budget section in the campaigns settings.
In the following screenshot the CPA goal is $2
Once you insert the CPA goal value, the optimization will be enabled by default.
Enable StartApp optimization towards the CPA goal
By enabling this option , we will optimize the campaign to meet the CPA goal.
You are required to implement StartApp postback for enabling the CPA Goal optimization, Learn more about how to implement our postback here .
If you will not enable this option you will still be able to see the CPA goal in the reports and analyze, however, we will not take it into consideration in our optimization process.