PrivaDroid - UofT Privacy Policy

University of Toronto built the "PrivaDroid - UofT" app as a free app. This app is provided by University of Toronto at no cost and is intended for use as is.

This policy informs visitors about our policies regarding the collection, use, and disclosure of the Personal Information of users of the "PrivaDroid - UofT" app. The Personal Information includes your demographic information, app usage behavior and potentially an email that will be used to receive compensation.

By using our service and participating in our experiment, you agree to the collection, use, and disclosure of information as outlined in this policy.

Collection, Use and Disclosure

During the experiment, we will collect information about your mobile phone usage events. These are user/phone-initiated activities and include app install/uninstall, permission changes and corresponding survey answers to these events.

We will also collect demographic information such as your age, income level, education level and gender.

We will collect a Google advertising ID ( associated with the phone. Since we do not associate your data with your true identity, we use this advertising ID to distinguish between our experiment participants. This ID is resettable on your device and will not be used to identify you or to provide you with internet-based advertising. This advertising ID will not be connected to your Personal Information or associated with any persistent device identifier. For participants who qualify for compensation, we will ask for an email address to deliver the digital Google Play Store gift card. This email can be any temporary email created just for the purpose of receiving this gift card and will not be used to associate experiment data with user.

The Personal Information that we collect is used for analyzing Android app user behaviour in our PrivaDroid research. We will not use or share your information with anyone except the PrivaDroid research team at the University of Toronto.

Log Data

We do not collect or retain log data.


Cookies are files with a small amount of data that are commonly used as anonymous unique identifiers. These are sent to your browser from the websites that you visit and are stored on your device's internal memory.

The "PrivaDroid - UofT" app does not use these “cookies”.


Data transmitted between the server and the app is encrypted so that your data will be safe. Data will be stored on our backend server and only the PrivaDroid research team will be able to access it.

Date Retention

Users will be able to access their responses to app install/uninstall and permission changes in the app.

Changes to This Privacy Policy

We may update our Privacy Policy from time to time. Thus, you are advised to review this page periodically for any changes. We will notify you of any changes by posting the new Privacy Policy on this page. These changes are effective immediately after they are posted on this page.

Contact Us

If you have any questions or suggestions about our Privacy Policy, do not hesitate to contact us.