Privacy Policy

Last updated: January 25, 2026

1. Introduction

Keyword Diary is committed to protecting your privacy. This Privacy Policy explains how your personal information is collected, used, and disclosed by Keyword Diary.

2. Data Collection

We do not collect any personal data on our servers. All your diary entries are stored locally on your device.

3. Data Security

Your data is encrypted using industry-standard AES-256 encryption. The encryption key is stored securely in your device's secure storage (Keychain on iOS, Keystore on Android).

4. Third-Party Services

We use AdMob to display advertisements. AdMob may collect data to provide personalized ads. You can manage your ad preferences in your device settings.

We may use RevenueCat to manage in-app purchases. RevenueCat may collect anonymous data to process transactions and manage subscriptions.

5. Contact Us

If you have any questions about this Privacy Policy, please contact us at yuu.and.olivia@gmail.com.