Overview
Absorb (“we”, “our”, “the extension”) is a Chrome extension that captures lecture audio, transcribes it, and generates study materials. This policy describes what data we collect, how we use it, and your rights.
Data We Collect
Account Information
- Email address (for authentication via Supabase)
- We do not store passwords — authentication is handled by Supabase Auth
Lecture Data
- Audio: Captured from your browser tab via screen sharing. Audio is streamed to Deepgram for real-time transcription and is NOT stored on our servers after processing.
- Transcripts: The text output of transcription is stored in our database, linked to your account.
- Notes, Flashcards, Quizzes: AI-generated study materials derived from your transcripts are stored in our database.
Knowledge Data
- Concepts and knowledge gaps detected during lectures
- Flashcard review history and spaced repetition data
- Quiz scores and answers
Usage Data
- Lecture count and timestamps (for rate limiting on free tier)
- No browsing history, cookies, or personal files are accessed
How We Use Your Data
- Transcription: Audio is sent to Deepgram's API for speech-to-text conversion
- AI Processing: Transcripts are sent to OpenAI's API for note extraction, quiz generation, and Q&A
- Study Materials: Generated content is stored to provide flashcards, quizzes, and knowledge tracking
- We do NOT sell your data to third parties
- We do NOT use your data for advertising
Data Storage & Security
- Data is stored in a Supabase PostgreSQL database with row-level security
- All API communication uses HTTPS/WSS encryption
- Authentication tokens are stored in Chrome's secure storage API
- We do not store raw audio — only transcribed text
Your Rights
- Access: You can view all your data through the extension
- Deletion: Delete individual lectures, flashcards, or your entire account
- Export: Export your notes as Markdown from any lecture
- Portability: All your data is accessible via our API
Data Retention
- Active account data is retained as long as your account exists
- Deleted lectures and associated data are permanently removed
- If you delete your account, all data is permanently erased
Children's Privacy
Absorb is not directed at children under 13. We do not knowingly collect data from children under 13.
Permissions Explained
| Permission | Why We Need It |
|---|
activeTab | To detect the current lecture page (YouTube, Coursera, etc.) |
tabs | To read page title for automatic lecture naming |
storage | To store authentication tokens and local settings |
sidePanel | To display the Absorb interface as a browser side panel |
offscreen | To process audio in the background |
| Screen capture | To capture tab audio for transcription (requires explicit user consent each time) |
Changes to This Policy
We may update this policy. Changes will be posted here with an updated date.