Privacy Policy

This page is used to inform you regarding policies with the collection, use and disclosure of personal information for all our apps, including (but not limited to) the ‘Shades Master’, ‘Nubles’, ‘AlcoWeather’ and ‘Leitner Box’ apps.

We respect the privacy of our users, and we are committed to protecting the users’ information. We believe that our users have a right to know our practices regarding the information we may collect and use when they use our app.

Our apps collect personal data through third party services Google Analytics and Google AdMob for the purpose to show advertisements. Google AdMob allows user data to be utilized for advertising communication purposes displayed in the form of banners, rewarded videos and other advertisements, possibly based on users’ interests. This doesn’t mean that all personal data are used for this purpose.

For more information, please check the privacy policy of Google and AdMob at

At any time you can opt-out of Google’s personalized advertising at

If you create an account in our of our apps (for storing and synchronizing cloud data), it can be deleted at any time by using “Delete Account” button. No data will be stored after account deletion.

If you choose to use our apps, then you agree to the collection and use of information in relation to this policy. We will not use or share your information with anyone except as described in this Privacy Policy.

If you have any questions about this Privacy Policy, please, contact us at

May 1, 2023