# Privacy Policy for Zylos
**Last Updated: May 12, 2026**
Zylos ("we," "our," or "us") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, and safeguard your information when you use our mobile application, **Zylos: A Smart Finance Tracker**.
## 1. Information Collection and Use
### 1.1 Personal Data
While using Zylos, we may ask you to provide us with certain personally identifiable information that can be used to contact or identify you ("Personal Data"). This includes, but is not limited to:
* **Google Account Identity**: Used to facilitate Cloud Backups and identify your subscription status.
* **Email Address**: Used for support correspondence and account identification.
### 1.2 Financial Data
Zylos is a local-first application. All financial transactions, income, and budget data you enter are stored **locally on your device**.
* We do not have access to your financial data.
* If you enable **Cloud Backup**, your data is uploaded to your own private **Google Drive App Data folder**. This folder is invisible to other applications and is only accessible by Zylos using your credentials.
## 2. Third-Party Service Providers
Zylos uses third-party services that may collect information used to identify you:
* **Google Play Services**: Required for core app functionality and billing.
* **Google Drive API**: Used for secure cloud backup and restore.
* **Firebase Analytics**: Used to understand app usage and improve features.
* **Firebase Crashlytics**: Used to identify and fix technical issues and crashes.
* **Google Play Billing**: Used to process premium subscriptions.
## 3. Permissions
To provide its services, Zylos requires the following permissions:
* **Internet Access**: Required for Google Drive sync and premium status verification.
* **Storage (Read/Write)**: Required to export financial reports in Excel (.xlsx) and PDF formats, and to import data from local files.
## 4. Data Security
The security of your data is important to us. Remember that no method of transmission over the internet, or method of electronic storage, is 100% secure. While we strive to use commercially acceptable means to protect your Personal Data (such as Google's secure authentication and storage), we cannot guarantee its absolute security.
## 5. Data Deletion
Users have the right to request the deletion of their data at any time.
* **Local Data**: You can delete all local data by clearing the app cache or uninstalling the application from your device.
* **Cloud Data**: To delete your cloud backups, you can manually delete the "Zylos" backup folder from your Google Drive, or contact us at **zylos.support@gmail.com** to request a manual purge of any app-related metadata.
* **Account Deletion**: To request a full deletion of your account identity from our records, please email us or use our dedicated [Data Deletion Request Form].
## 6. Children's Privacy
Our Service does not address anyone under the age of 13. We do not knowingly collect personally identifiable information from anyone under the age of 13.
## 7. Changes to This Privacy Policy
We may update our Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy on this page and updating the "Last Updated" date.
## 8. Contact Us
If you have any questions about this Privacy Policy, please contact us:
* By email: **zylos.support@gmail.com**