The Derpi Stash – Privacy Policy

Last updated: 2022-02-13

ZepiWolf (“I”, “me”) operates the application “The Derpi Stash” (the “app”, “TDS”). This page informs you of
the policies regarding the collection, use and disclosure of Personal Information I receive from users of the App

By using TDS, you agree to the collection and use of information in accordance with this policy.

Third party Services
Third party services used in the app are:
– Firebase Analytics: Used to be able to keep track of user activity when using the app.
– Crash Reporting (Crashlytics for Firebase): Used for crash reporting.
– Firebase Remote Config: Used to remotely update app content.
– Firebase Firestore: Used to keep track on reported content and In-App Purchases (IAP) data.
– Firebase Auth: Used to authenticate users of the App to allow access to Firestore.
– Google Admob, AppLovin, AdColony & Facebook Audience Network: Used to serve ads.

Collected Information
Information collected from the third party services is:
– Firebase Analytics: Data collected is e.g. number of users, which screens are used, button presses, country and device info.
– Crash Reporting (Crashlytics for Firebase): when the app crashes, data is sent to Firebase with information about why the app crashed, information about the device (model, specs, operating system, RAM and disk info, root etc).
Firebase Auth: When launching the app, an anonymous account is automatically created. This account contains a User UID which is sent to Firebase. This UID is only used by Firestore to check if actions to the database are authenticated to protect from unauthorised access.
– The ad providers may collect, receive and use your personal data in order to display relevant ads to you. Their privacy policies can be found at:
— AdMob:
— AppLovin:
— AdColony:
— Facebook:

Information collected by the app:
– If you buy digital coins in the app or watch ads to get free coins, your e621 username or display name will be collected and displayed in the Donators list, both in the app and on this website.

Cookies & Ad networks:
Ads are used in the app (AdMob, AppLovin, AdColony & Facebook ads).
– If ads are enabled, collected information includes cookies and the devices Advertising ID. These may be shared with third
parties to serve relevant ads.
– Third parties, including Google & Firebase, use cookies to serve the Firebase & ad services, e.g. to serve ads based on the users prior visits to the App and other websites.
– These cookies may include identifiers for mobile devices to keep track on returning users.
– Other third parties may also display ads in the App. For a full list, visit adwords-vendors ( and adx-vendors (

Purpose and Use
The only purpose of the collected information is to continue the support and development of the App and to show relevant ads. No information is shared with anyone except me and the third parties described in this Privacy Policy.

About Cookies
Cookies are files with small amount of data, which may include an anonymous unique identifier. Cookies are sent to your device from an app or website and stored on your devices internal storage.
By using the app, you agree to the App third-parties storing and accessing cookies on your device. If you do not agree with the usage of cookies, the App will not be usable.

Opting Out
Users can opt out of the Firebase Services by going to Menu->Settings->Privacy Settings. To delete cookies, application data and authentication tokens open the device settings and clear the app data.
The user can opt out of personalised advertising by revoking consent by going to Menu->Settings, and/or by visiting and/or

Sending Feedback
When sending feedback from the page in the App, you understand and agree that I may store and/or respond to received feedback for the purpose of improving the app. The information sent includes your whole message, email (if supplied), rating, local time, country and app version.

App actions API calls
You understand and agree that most actions, including searching, logging in, commenting, voting on posts, etc, use the API and the all API calls are sent to and processed by

What rights you have over your data

If you are a European resident, you have the right to access personal information we hold about you and to ask that your personal information be corrected, updated, or deleted. If you would like to exercise this right, please contact us through the contact information below.

Additionally, if you are a European resident we note that we are processing your information in order to fulfil contracts we might have with you (for example if you make an order through the Site), or otherwise to pursue our legitimate business interests listed above.

Changes To This Privacy Policy
This Privacy Policy is effective as of 2022-02-13 and will remain in effect except with respect to any changes in its provisions in the future, which will be in effect immediately after being released in new versions of the app.
I reserve the right to update or change this Privacy Policy at any time and you should check this Privacy Policy periodically. Your continued use of the Service after I post any modifications to the Privacy Policy on this page will constitute your acknowledgment of the modifications and your consent to abide and be bound by the modified Privacy Policy.
This Privacy Policy is always available from the App by going to Menu->About->About and scrolling down and pressing Privacy Policy.

Contact Me
If you have any questions regarding this Privacy Policy, please contact me at