Privacy Policy | NexusTalk

NexusTalk ("NexusTalk", "we", "us", or "our") values your privacy and is committed to protecting your personal information. This Privacy Policy explains how we collect, use, store, and safeguard your information when you use the NexusTalk application and related services (collectively, the "Services").

NexusTalk is developed based on open-source technologies (including the Element client and the Matrix protocol), with additional enhancements and custom features.

By accessing or using the Services, you acknowledge that you have read and agree to this Privacy Policy.

1. Information We Collect

1.1 Information You Provide

We may collect information that you voluntarily provide, including:

• Account registration information (such as username, email address, and password)
• Profile information (such as avatar and nickname)
• Messages and content you send within the application
• Information provided when contacting customer support

1.2 Information Collected Automatically

When you use the Services, we may automatically collect certain information, including:

• Device information (such as device model and operating system version)
• IP address and network-related information
• Log data (such as login time and activity records)
• Application usage data (such as feature interactions)
• Crash reports and diagnostic data

1.3 Encrypted Communication Data

NexusTalk supports end-to-end encryption (E2EE) for communications:

• Messages are encrypted on your device before transmission
• We do not have access to the content of encrypted messages
• Only the intended recipients can decrypt and read the messages

2. How We Use Information

We may use the information we collect to:

• Provide and maintain the Services
• Create and manage user accounts
• Enable secure messaging and communication features
• Improve performance, stability, and user experience
• Detect and prevent abuse, fraud, and illegal activities
• Respond to user inquiries and support requests
• Comply with legal obligations

We do not use your personal data for advertising purposes, nor do we deliver personalized advertising based on your personal information.

3. Information Sharing

We do not sell your personal information.

We may share information only in the following circumstances:

3.1 Service Providers

We may share limited information with trusted third-party service providers for:

• Cloud services and data storage
• System infrastructure
• Security protection and technical support

3.2 Legal Requirements

We may disclose information where required by applicable laws, regulations, or governmental authorities.

3.3 Business Transfers

In the event of a merger, acquisition, or asset transfer, user information may be transferred as part of the transaction.

4. Data Security

We implement industry-standard security measures, including encryption and access controls, to protect your information.

However, no system can guarantee absolute security.

5. Data Retention

We retain information only for as long as necessary to:

• Provide the Services
• Maintain account functionality
• Comply with legal obligations

Encrypted messages are stored in accordance with system design and user settings, and may be automatically deleted based on applicable retention policies.

6. Your Rights

Depending on applicable laws, you may have the right to:

• Access your personal information
• Request correction or deletion
• Restrict or object to processing
• Withdraw consent

You may also manage certain settings within the application.

7. Children’s Privacy

NexusTalk is not intended for individuals under the age of 18.

We do not knowingly collect personal information from minors.

8. International Data Transfers

Your information may be processed in countries other than your own. We take appropriate measures to ensure data protection in accordance with applicable laws.

9. Changes to This Policy

We may update this Privacy Policy from time to time. Continued use of the Services constitutes acceptance of the updated Policy.

10. Contact Us