Privacy Policy

Last Updated: April 14, 2025

1. Introduction

Nexus ("we", "our", or "us") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, and safeguard your information when you use our application and AI necklace device ("Service").

By using our Service, you consent to the collection and use of information in accordance with this policy.

2. Information We Collect

Personal Information

• Email address
• Name (if provided)
• Device identifiers
• Profile information including interests, job title, and expertise areas

Data Collected via the AI Necklace

• Audio data from conversations (processed but not stored in raw form)
• Knowledge entities extracted from conversations
• Task and goal information
• Learning topics and progress
• Language proficiency metrics

3. How We Use Your Information

We use the collected information for various purposes:

• To provide and maintain our Service
• To create personalized knowledge graphs based on your conversations
• To generate tasks and prioritize them based on importance and urgency
• To track learning progress and provide educational recommendations
• To analyze language proficiency and provide improvement suggestions
• To improve our algorithms and the quality of our Service

4. Data Storage and Security

Your data is stored securely in our database with the following security measures:

• End-to-end encryption for sensitive data
• Row-level security ensuring users can only access their own data
• Regular security audits and updates
• Raw audio data is processed locally and not stored; only extracted insights are saved

5. Third-Party Services

We use the following third-party services to power our application:

• Authentication and database services (Supabase)
• Natural language processing (NLP) services
• Cloud hosting providers

Each third-party service used has its own Privacy Policy governing the use of your information.

6. Your Data Rights

You have the following rights regarding your data:

• The right to access your personal data
• The right to rectify inaccurate data
• The right to request deletion of your data
• The right to export your data in a portable format
• The right to restrict processing of your data

7. Changes to This Policy

We may update our Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy on this page and updating the "Last Updated" date.

8. Contact Us

If you have any questions about this Privacy Policy, please contact us.