š Privacy Policy for Youtube Voca Note
Last Updated:Ā November 30, 2025
SubWordĀ ("we", "our", or "us") is committed to protecting your privacy. This Privacy Policy explains how we handle your data when you use our Chrome Extension.
1. Data Collection & Usage (ė°ģ“ķ° ģģ§ ė° ģ“ģ©)
We collect and use the following dataĀ solely for the purpose of providing dictionary and study features:
- User Input:Ā Words you click on Youtube subtitles.
- Context Data:Ā The subtitle sentence surrounding the clicked word.
- Language Settings:Ā Your preferred translation target languages (e.g., English, Korean, Japanese).
We do NOT collect any personally identifiable information (PII)Ā such as your name, email address, or browsing history outside of the specific Youtube video you are interacting with.
2. Data Storage (ė°ģ“ķ° ģ ģ„)
- Local Storage:Ā All your saved words, definitions, and study history are storedĀ locally on your deviceĀ using Chrome'sĀ
storage.localĀ andĀ storage.syncĀ APIs.
- No Remote Database:Ā We do not operate a separate database to store your personal vocabulary lists. Your data stays on your machine.
3. Third-Party Services (Google Gemini API)
To provide advanced features like context analysis, AI storytelling, and translations:
- We send theĀ selected wordĀ andĀ context sentenceĀ toĀ Google's Gemini APIĀ (via our secure proxy).
- This data is usedĀ transientlyĀ (temporarily) to generate the response and isĀ NOT storedĀ by us for any other purpose.
- By using the "AI Features" (Premium), you acknowledge that this specific text data is processed by Google's AI models.
4. User Rights (ģ¬ģ©ģ ź¶ķ)
You have full control over your data:
- Access & Deletion:Ā You can view or delete all saved words directly within the extension's popup interface.