Privacy Policy for Vokki

Last updated: April 26, 2026

1. Introduction

Vokki (hereinafter — the "App") is a mobile application for learning German. We respect your privacy and strive to protect your personal data. This Privacy Policy explains what data we collect, how we use it, and how we store it.

2. What data we collect

• Learning progress — stories read, words learned, training results.
• App settings — interface language, theme, daily goal.
• Anonymous usage analytics — screen views, feature usage, session duration. No personal data is included.

If you sign in with Apple or Google:

• Email address (for account identification).
• Name and profile photo (if provided by the auth provider).

Without signing in, all data is stored locally on the device only.

3. How we use your data

Collected data is used exclusively for:

• Ensuring the app works and preserving your progress.
• Improving the quality of the app.

4. Data storage

Without an account, all data is stored locally on the device.

If you sign in, your learning progress is synced with our server (Supabase, hosted in Germany). This allows you to restore progress on another device. You can delete your account and all server data at any time through settings.

5. Third-party services