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Privacy Policy

Wildlife Collection · Last updated: 22 October 2026

This Privacy Policy explains how Wildlife Collection ("the app", "we", "us"), published by Maraverse Games, handles your information. The app is a single-player wildlife card-collecting game for Android. Your game progress stays on your device; the only information that leaves it is the limited, pseudonymous data described below, used to keep the app running, improve it, show rewarded ads, and — if you choose to sign in — identify you with Google Play Games.

For the purposes of the EU/UK General Data Protection Regulation, the data controller is Adrián Rodríguez Nieto, an individual developer trading as Maraverse Games, based in Spain and reachable at support@maraversegames.com.

1. Data stored on your device

All of your game progress — your collection, coins, quests, achievements, streaks, and settings — is stored locally on your device in the app's private storage. This data never leaves your device unless you explicitly export it yourself (see "Exporting your data" below). We do not run a game server and we cannot see, access, or recover your game progress. Signing in with Google Play Games (section 2.6) does not change this: no game progress is uploaded to the cloud.

2. What the app sends, and why

2.1 Analytics

To understand how the app is used and to improve it, we use Google Analytics for Firebase. It records usage events (for example, opening a pack, completing a collection, or changing a setting) together with a pseudonymous, app-generated instance identifier and general technical information such as your device model, operating-system version, app version, language, and approximate country or region. This data does not include your name, email, or the contents of your collection, and it is not used to personally identify you. You can see the pseudonymous identifier for your own installation in the app under Settings › Privacy, and use it to ask us to delete your records. Google processes this data as described in Google's Privacy Policy and Firebase's privacy information.

2.2 Advertising

The app offers optional rewarded video ads (for example, to earn coins or an extra pack) served through Google AdMob. To show and measure these ads, Google may use your device's advertising identifier and related information. You are never required to watch an ad to play, and there are no other ad formats — no banners and no interstitials.

In the European Economic Area, the United Kingdom, and Switzerland, the app shows a Google-provided consent form the first time it is needed, so you can choose between personalized and non-personalized ads. Your choice is stored on your device and respected on every later launch. You can reset or limit your advertising identifier at any time in your device's system settings. See how Google uses data for AdMob and how Google uses information from sites or apps that use its services.

If you are in a US state whose privacy law applies, the app shows a Google-provided form that lets you choose whether your data may be sold or shared to personalize the ads you see. You can decline and still play and still earn the same rewards.

2.3 Crash and error diagnostics

To find and fix bugs, the app uses Sentry (sentry.io/privacy), a third-party error-reporting service. When the app crashes or hits an unexpected error, a diagnostic report is sent to Sentry. These reports contain technical information such as the error message and stack trace, the app version and release channel, your device model, and operating-system version. They do not include your name or any data you would consider personally identifying, and they do not include the contents of your game collection.

2.4 Configuration and update checks

The app uses Firebase Remote Config to read a small configuration file we publish (for example, the minimum supported app version), and Google Play's own update service to tell you when a newer version is available. These requests send your app version and basic device and installation identifiers to Google so the right configuration can be returned. They do not send anything about how you play.

2.5 Card artwork downloads

Most of the card artwork is not bundled inside the app: it is downloaded on demand from our content-delivery network at wlc-assets.maraversegames.com, hosted by Cloudflare. As with any request over the internet, Cloudflare processes your IP address and basic request metadata to deliver the files and protect the service. We do not use these requests to build a profile of you, and downloaded artwork is cached on your device so it is only fetched once.

2.6 Google Play Games sign-in

The app can sign you in with Google Play Games. When you do, Firebase Authentication (a Google service) creates an account for you in our Firebase project. That account holds:

  • a pseudonymous user ID generated by Firebase (the "uid"), which stays the same for your Google account across devices;
  • your Play Games player name (the display name on your Play Games profile), which the app shows you in Settings › Account as "Connected as …";
  • the link to your Play Games profile that Firebase needs to recognise you the next time you sign in, and the dates the account was created and last used, which Firebase records for every account;
  • possibly your Google account email address. The sign-in library the app uses always asks Google for it, so Google may pass it to Firebase with the account. The app itself does not read, show, or use it.

We never ask you for a password or a phone number — the sign-in is handled entirely by Google. To keep the sign-in secure and prevent abuse, Firebase Authentication also processes your IP address and basic technical information about the app (such as the SDK version and device platform) when you sign in.

What it is for: identifying you as a player so that a future version of the app can back up your game progress to the cloud and restore it on a new device. Today no game progress is uploaded: the account is only used to show you that you are connected. If cloud backup is added, we will update this policy before it ships. The account ID is not attached to the analytics, advertising, or crash-diagnostic data described above.

It is optional. The app offers the Play Games sign-in when it starts. If you dismiss it, decline it, or it fails, you can keep playing exactly as before, and the app does not ask again on its own; you can connect later from Settings › Account.

Deleting the account: open Settings › Account and tap Delete cloud account. This deletes the Firebase account (the user ID and player name above). The game on your device is not affected: your collection, coins, and progress stay exactly as they are. After deleting, the app will not sign you in again unless you tap Connect, which creates a new account. You can also ask us to delete it by email — see our Account and Data Deletion page.

Google processes this data on our behalf as described in Firebase's privacy information and Google's Privacy Policy. Your use of Google Play Games itself is governed by Google's terms and policies.

3. Legal bases (EEA and UK users)

  • Consent — personalized advertising, collected through the Google consent form described above. You can change your choice at any time, and withdrawing it does not affect processing that already happened.
  • Legitimate interests — analytics, crash diagnostics, configuration and update checks, and delivering artwork, so that we can keep the app working, secure, and improving. We only use pseudonymous data for this, and never data that identifies you personally.
  • Performance of a contract — providing the game itself, including the on-device data that makes it work, and the Google Play Games sign-in when you choose to use it.

4. Sharing and international transfers

We do not sell your personal information and we do not share it with anyone beyond the service providers named in this policy: Google (Firebase Analytics, Remote Config, Firebase Authentication, AdMob, Google Play and Google Play Games), Sentry, and Cloudflare. Those providers may process data on servers outside the European Economic Area, including in the United States. Where that happens, the transfer relies on the safeguards each provider offers, such as the European Commission's Standard Contractual Clauses and, where applicable, the EU–US Data Privacy Framework.

5. How long data is kept

Game progress stays on your device until you delete it. Analytics, ads, and diagnostic data are kept only for the retention periods configured in each service, after which they are deleted automatically. Because none of it is attached to your account, clearing the app's data or uninstalling the app resets the identifiers that link it to your installation.

Your Play Games sign-in account (section 2.6) is kept until you delete it — from Settings › Account or by asking us — because it is what will let you recover your progress on a new device. Uninstalling the app does not delete it. When it is deleted, it is removed from Firebase Authentication straight away; any residual copies in Google's systems are removed according to Google's own deletion timelines.

6. Notifications

With your permission, the app schedules local notifications on your device (for example, to remind you when a free pack or your daily reward is ready). These are generated and stored entirely on your device and are not sent through any external server — we do not use push notifications. You can disable them at any time in the app's Settings or in your device's system settings.

7. Exporting your data

The app lets you export your game progress to a file so you can back it up or move it to another device, and lets you share a card image. When you do this, the file is handled by your device's own sharing tools and goes wherever you choose to send it. We never receive a copy.

8. Data we do not collect

  • We do not require an account to play. The optional Play Games sign-in is described in section 2.6; we never ask you to type in your name, email, or phone number.
  • We do not collect your precise location.
  • We do not collect your contacts, photos, or files.
  • We do not use push notifications or send you marketing messages.
  • We do not sell your personal information. Ad personalization is handled by Google and is always yours to decline, as described above.

9. Your rights

If you are in the European Economic Area or the United Kingdom, you have the right to access the personal data we hold about you, to have it corrected or erased, to object to or restrict processing based on legitimate interests, to data portability, and to withdraw consent for personalized ads at any time.

The data described here is pseudonymous and we cannot connect it to you by name. To let us find your records, include the data ID shown in the app under Settings › Privacy (for analytics) and, if you signed in, your Play Games player name (for your sign-in account) when you write to support@maraversegames.com. We will respond within one month. Practical steps you can take yourself are listed on our Account and Data Deletion page.

You also have the right to lodge a complaint with your local data protection authority — in Spain, the Agencia Española de Protección de Datos; in Ireland, the Data Protection Commission. Users in Australia may contact the Office of the Australian Information Commissioner.

10. Children's privacy

The app is directed to a general audience and is not intended for children under 13 (or the equivalent minimum age in your country). We do not knowingly collect personal information from children. If you are below the age of digital consent where you live, please use the app together with a parent or guardian. If you believe a child has provided us with personal data, contact us and we will delete it.

11. Deleting your data

Your game progress lives only on your device — uninstalling the app or clearing its storage removes it entirely. To delete your Play Games sign-in account, use Settings › Account › Delete cloud account. To request deletion of that account without the app, or of the limited data collected by third-party services (analytics, ads, crash diagnostics), see our Account and Data Deletion page.

12. Changes to this policy

We may update this Privacy Policy from time to time — for example, if the app starts using a new service. When we do, we will revise the "Last updated" date at the top of this page.

13. Contact

Questions about this policy? Email support@maraversegames.com.