Privacy Policy

Appstafarian Limited ("Appstafarian", "we", "us", or "our") operate the Marvin for iOS and Marvin SxS application ("Marvin", or "app"). Marvin is an eBook and comic book reader for iOS. Any information collected and submitted using Marvin on iOS and other devices or platforms is described in this document.


Marvin is a well-behaved app and does not require a user account to operate. As such, Marvin does not transmit or disclose any user data with us with the following exceptions. To provide a better user experience and functionality, the app may be set up to use services from third parties. These services are described below and are subject to their own privacy policies.


In order to access your books easily, you may link Marvin to your Dropbox account. This is entirely optional and set up by you.

Other third party links and content

When using Marvin you may optionally access websites and/or other services such as diagnostics services, online text translation tools, and online encyclopediae. These services have their own privacy policies and we have no responsibility or liability for their activities. Such services include:

Crash reporting

We use Fabric/Crashlytics to provide crash reporting and other basic analytics services to help us improve Marvin. Fabric have their own, independent privacy policy and we have no responsibility or liability for their activities.


In order to enhance your reading experience, Marvin allows you to access external web content. As such the app is rated 17+ on the App Store. We never collect or maintain information from those we actually know are under 13, and no part of the app is designed or structured to attract anyone under 13.

Contacting us

If you have any questions regarding this privacy policy, you may contact us at

This document

This privacy policy is subject to change from time-to-time as we improve the app. Any updates and revisions to this privacy policy will be posted on this page as well as the modification date below.

The policy was last modified on June 3, 2016.