NAHJY ("we", "us", or "our") is committed to protecting your privacy. This Privacy Policy describes how we collect, use, disclose, and safeguard your information when you use our mobile application ("App") or related services. By using NAHJY, you agree to the terms of this Privacy Policy.

1. Information We Collect

a. Personal Information

We may collect the following personal data when you register and use NAHJY:

• Name
• Email address
• Account creation date
• Profile information (if provided)

b. Content and Usage Data

We automatically collect certain data when you use the App:

• Uploaded Materials: Documents, PDFs, text files, and other study materials you upload
• Generated Content: Notes, summaries, audio files, practice exams, and other AI-generated content
• Usage Data: Features used, interaction patterns, and app activity
• Device Information: Device type, operating system, and app version
• Analytics Data: App performance, error logs, and crash reports

c. AI Service Data

To provide AI-powered features, we collect:

• Content sent to AI services (OpenAI, ElevenLabs) for processing
• AI-generated responses and content
• API usage statistics and costs

2. How We Use Your Information

We use collected data to:

• Provide, maintain, and improve the App's functionality
• Process your uploaded materials and generate AI-powered content
• Send content to third-party AI services (OpenAI, ElevenLabs) for processing
• Personalize your learning experience
• Communicate with you about your account and the App
• Monitor and analyze usage patterns to improve our services
• Detect, prevent, and address technical issues
• Comply with legal obligations and protect our rights

3. Third-Party Services and Data Sharing

AI Service Providers

NAHJY uses third-party AI services to provide core functionality:

• OpenAI: We send your uploaded materials and content to OpenAI for analysis, summarization, and question generation. Your data is subject to OpenAI's privacy policy and terms of service.
• ElevenLabs: We send text content to ElevenLabs for text-to-speech conversion. Your data is subject to ElevenLabs' privacy policy and terms of service.

Important: When you use AI features, your content is transmitted to these third-party services. We do not control how these services handle your data. Please review their privacy policies:

• OpenAI Privacy Policy: https://openai.com/policies/privacy-policy
• ElevenLabs Privacy Policy: https://elevenlabs.io/privacy

Other Third-Party Services

We may use analytics services and other third-party tools to improve the App. These services may collect anonymized usage data.

4. Data Storage and Security

Local Storage: Some of your data (materials, notes, user preferences) may be stored locally on your device using browser localStorage or similar technologies.

Server Storage: Your account information and content may also be stored on our servers or databases for backup and synchronization purposes.

We implement reasonable security measures to protect your information. However, no method of transmission over the internet or electronic storage is 100% secure. We cannot guarantee absolute security of your data.

5. Your Rights and Choices

You have the following rights regarding your personal information:

• Access: You can access and view your account information and content at any time
• Correction: You can update your account information through the Settings page
• Deletion: You can request deletion of your account and all associated data by following the process outlined in our Delete Account page
• Data Export: You can export your content (notes, materials) through the App's features
• Opt-Out: You can stop using the App and delete your account at any time

6. Cookies and Local Storage

NAHJY uses localStorage and similar technologies to:

• Store your account information and preferences
• Save your uploaded materials and generated content locally
• Remember your settings and preferences
• Maintain your session and authentication state

You can clear your browser's localStorage at any time, but this will remove locally stored data and may require you to log in again.

7. Children's Privacy

NAHJY is not intended for children under the age of 13. We do not knowingly collect personal information from children under 13. If you believe we have collected information from a child under 13, please contact us immediately.

8. Data Retention

We retain your personal information and content for as long as your account is active or as needed to provide services to you. When you delete your account:

• Your account information will be deleted from our systems
• Your uploaded materials and generated content will be permanently removed
• Some anonymized analytics data may be retained for legal compliance or business purposes

9. International Data Transfers

Your information may be transferred to and processed in countries other than your country of residence. By using NAHJY, you consent to the transfer of your information to these countries, which may have different data protection laws than your country.

10. Changes to This Privacy Policy

We may update this Privacy Policy from time to time. We will notify you of any material changes by posting the new Privacy Policy on this page and updating the "Effective Date" at the top. Your continued use of the App after such changes constitutes acceptance of the updated Privacy Policy.

11. Contact Us

If you have any questions about this Privacy Policy or our data practices, please contact us at:

Email: privacy@nahjyapp.com
Website: www.nahjyapp.com