Privacy Policy

Last updated: March 2026

1. Overview

Lanki ("the App") is an English language learning application developed by Ahmet ("we", "us", "our"). This Privacy Policy explains what data we collect, how we use it, and your rights.

2. Data We Collect

2a. Data stored locally on your device

All learning data is stored exclusively on your device and never transmitted to our servers:

• Your display name (optional)
• Daily study goal preference
• Study progress: XP, streak, badges, card review history
• Spaced repetition (SRS) scheduling data
• Theme and notification preferences

2b. Data we do NOT collect

• We do not collect personal identification information
• We do not collect location data
• We do not use analytics SDKs or third-party tracking
• We do not have user accounts or authentication
• We do not transmit any data to external servers

3. Third-Party Services

The App uses the following on-device system APIs:

• flutter_tts (Text-to-Speech): Uses the device's built-in TTS engine. No audio data leaves the device.
• shared_preferences: Stores preferences locally on-device.
• sqflite: Local SQLite database, data remains on-device.

No third-party analytics, advertising SDKs, or crash reporting services are integrated.

4. Children's Privacy

Lanki does not knowingly collect any data from children under the age of 13. The App contains no advertising and no network communication.

5. Data Retention and Deletion

All app data is stored in your device's local storage. You can delete all data at any time by:

• Using Settings → Veri → İlerlemeyi Sıfırla within the App
• Uninstalling the App from your device

6. Changes to This Policy

We may update this Privacy Policy from time to time. Updates will be reflected with a new "Last updated" date. Continued use of the App constitutes acceptance of the updated policy.

7. Contact

If you have questions about this Privacy Policy, please contact:

Email: [contact@ahmetgezmen.com]

Lanki is a local-first app. Your data belongs to you.