HappyMath Multiplication Facts save data is stored locally on your device and is never uploaded.
There are no user accounts to log into with any form of authentication.
In-App purchasing, and Analytics are services that I'm using that have been provided by Unity.
There are no Ads services running in HappyMath Multiplication Facts, nor will there ever be.
Some more information regarding Unity Analytics and the Children's Online Privacy and Protection Act: http://forum.unity3d.com/threads/age-designation.326930/