Privacy Policy

Last updated: March 12, 2026

Langlino ("we", "our", or "the app") is a German language learning application available on iOS. We are committed to protecting your privacy. This policy explains what data we collect, how we use it, and your rights.

Summary: We collect only what's needed to make the app work — your account info, learning progress, and usage data. We don't sell your data. Voice recordings are processed in real-time and not stored.

1. Information We Collect

Account Information

When you create an account using Apple Sign In, we receive:

You may also optionally set a display name, profile picture, and language preference within the app.

Learning Data

We store your learning progress to provide a personalized experience:

Voice and Audio Data

When you use voice features (AI Tutor voice chat, speaking exercises, pronunciation practice):

AI Conversations

Messages you send to the AI Tutor are processed by third-party AI providers (OpenAI, Anthropic) to generate responses. We do not use your conversations to train AI models. Conversation history is stored locally on your device.

Subscription and Purchase Data

In-app purchases and subscriptions are managed by Apple (App Store) and RevenueCat. We receive:

We do not receive or store your payment information — this is handled entirely by Apple.

Usage Analytics

We collect anonymous usage events to improve the app:

Device Information

We may collect basic device information such as device type, operating system version, and app version for compatibility and debugging purposes.

2. How We Use Your Data

3. Third-Party Services

We use the following third-party services that may process your data:

Each service is governed by their own privacy policies.

4. Advertising

The free version of Langlino displays ads provided by Google AdMob. AdMob may collect device identifiers and usage data for ad personalization. Pro subscribers see no ads. You can limit ad tracking in your iOS Settings under Privacy & Security > Tracking.

5. Data Storage and Security

6. Data Retention

We retain your account and learning data for as long as your account is active. If you delete your account, we will delete your personal data within 30 days, except where we are required to retain it by law.

7. Children's Privacy

Langlino is not directed at children under 13. We do not knowingly collect personal information from children under 13. If you believe a child has provided us with personal data, please contact us and we will delete it.

8. Your Rights

You have the right to:

To exercise these rights, contact us at support@langlino.com.

9. Changes to This Policy

We may update this policy from time to time. We will notify you of significant changes through the app or via email. The "Last updated" date at the top reflects the most recent revision.

10. Contact Us

If you have questions about this privacy policy or your data, contact us at:

support@langlino.com