Last updated: February 18, 2026
This Privacy Policy describes how Vokko ("we", "our", or "the App") collects, uses, and protects your information when you use our mobile application.
By using the App, you agree to the collection and use of information in accordance with this policy.
Account Information: When you create an account, we collect your name and email address.
Profile Information: You may customize your profile with a display name and avatar preferences. This data is stored to personalize your experience.
Learning Progress: We store your vocabulary progress, mastered words, session history, scores, streaks, and achievement data to track your learning journey.
App Preferences: Language settings, display preferences, and other configuration choices you make within the App.
Device Information: We may collect basic device information (device type, operating system version) for app compatibility and troubleshooting purposes.
We do not collect precise geolocation data.
We do not collect contacts, photos, or files from your device.
We do not collect financial or payment information directly (see Section 5 for in-app purchases).
We use the information we collect to:
Create and manage your user account.
Save and synchronize your learning progress across devices.
Personalize your learning experience (vocabulary levels, streaks, achievements).
Improve the App's performance and fix bugs.
Communicate important updates about the App (only if necessary).
We do not use your data for targeted advertising. We do not sell, rent, or share your personal information with third parties for marketing purposes.
Your data is stored using Google Firebase, a cloud platform provided by Google LLC. Firebase servers are located in secure data centers and are subject to Google's security practices and privacy policies.
For more information, see: Firebase Privacy and Security
Some data (such as preferences and cached progress) may be stored locally on your device to allow offline functionality.
We implement reasonable security measures to protect your information, including encrypted data transmission (HTTPS/TLS) and secure authentication through Firebase Authentication. However, no method of electronic storage is 100% secure, and we cannot guarantee absolute security.
The App uses the following third-party services:
Service
Provider
Purpose
Privacy Policy
Firebase Authentication
Google LLC
User login and account management
Firebase Firestore
Google LLC
Cloud storage of user progress
Google Gemini API
Google LLC
AI-powered features (when enabled)
Google Play Services
Google LLC
App distribution and updates
These third-party services may collect information as described in their respective privacy policies. We encourage you to review them.
The App may offer in-app purchases (such as virtual coins or premium features) processed through the Google Play Store. Payment information is handled entirely by Google Play and is not collected or stored by us. Please refer to Google Play's Terms of Service for details.
The App is not directed at children under the age of 13. We do not knowingly collect personal information from children under 13. If you are a parent or guardian and believe your child has provided us with personal information, please contact us so we can take appropriate action.
Depending on your location, you may have the following rights regarding your personal data:
Access: Request a copy of the data we hold about you.
Correction: Request correction of inaccurate data.
Deletion: Request deletion of your account and associated data.
Data Portability: Request your data in a portable format.
To exercise any of these rights, please contact us at the email address below. We will respond within 30 days.
You can delete your account directly within the App under Settings > Account > Delete Account. This will permanently remove your account and all associated data from our servers.
We retain your personal data for as long as your account is active. If you delete your account, we will delete your data from our servers within 30 days. Some anonymized, aggregated data (such as total number of users) may be retained for analytical purposes.
We may update this Privacy Policy from time to time. We will notify you of any significant changes by posting a notice within the App. Your continued use of the App after changes are posted constitutes your acceptance of the updated policy.
If you have any questions or concerns about this Privacy Policy, please contact us at:
Email: raphael.basile13@gmail.com Developer: Raphael B.
This Privacy Policy is compliant with Google Play Store requirements and LGPD (Lei Geral de Proteção de Dados - Brazil).