Privacy Policy

Last updated: February 24, 2026

1. Introduction

MarkDeck ("we", "our", "us") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, and share information when you use the MarkDeck application ("App").

2. Information We Collect

2.1 Information You Provide

MarkDeck does not require you to create an account. We do not collect your name, email address, or other personal information through the App itself.

2.2 Automatically Collected Information

We collect limited technical data to improve the App:

• Analytics data: App usage patterns, feature usage, and session information via Firebase Analytics.
• Crash reports: Device information and crash logs via Firebase Crashlytics to fix bugs.
• Advertising identifiers: Device advertising ID used by Google AdMob to serve ads.

3. Your Files

MarkDeck does not upload, store, or access the content of your Markdown files on any server. All file processing happens locally on your device. Your documents are yours.

4. Third-Party Services

We use the following third-party services:

• Google AdMob: Serves banner advertisements. AdMob may collect device identifiers for personalized advertising. Google Privacy Policy
• Firebase Analytics: Collects anonymous usage data. Firebase Privacy
• Firebase Crashlytics: Collects crash reports with device information.

5. Advertising

MarkDeck displays a banner ad on the home screen. You can opt out of personalized advertising through your device settings:

• Android: Settings → Google → Ads → Opt out of Ads Personalization
• iOS: Settings → Privacy → Tracking → disable "Allow Apps to Request to Track"

6. Data Retention

Analytics and crash data are retained for up to 14 months. Advertising data is managed by Google according to their retention policies.

7. Children's Privacy

MarkDeck is not directed to children under 13. We do not knowingly collect personal information from children.

8. Your Rights

You may request deletion of any data associated with your device by contacting us. You can also reset your advertising identifier through your device settings.

9. Changes to This Policy

We may update this Privacy Policy from time to time. We will notify you of any changes by updating the "Last updated" date.

10. Contact Us

If you have questions about this Privacy Policy, contact us at: [email protected]