Currently, Brainium does not require or use (other than to respond to customer service inquiries) your email to play our games. The following are links to assist you in managing opt-out settings on your device directly: 
For Android, follow the instructions in this link, and access the tab on the right side to manage your privacy settings.

We recommend that you reset your Advertising Identifier to ensure that your advertising identifier does not share data.  Please note that managing these settings on your device will prevent your device from sharing information with apps on your device which may interfere with your use of certain apps.
If you have any other questions or concerns please reach out to us at