YouSub

Overview

Real-time subtitle translator for YouTube

YouSub is a browser extension that enables smart, seamless real-time translation of YouTube subtitles using the world's leading Large Language Models (LLMs). Key Features: - Professional AI Translation: Powered by OpenAI, Google Gemini, Anthropic Claude, and Groq for the most natural and context-aware translations. - Perfect Synchronization: Subtitles are displayed with sub-second precision, perfectly synced with the video player. - Glassmorphism UI: An elegant, modern overlay design that blends beautifully with the YouTube player without obstructing controls. - Privacy-First: All API keys and translation data are stored locally on your device. We do not collect or share your personal data. - Bring Your Own Key (BYOK): Full control over your costs and model selection. Use your own API keys for professional-grade results. How to use: 1. Install YouSub. 2. Open the Options page to configure your API Key. 3. Start any YouTube video and enjoy high-quality translations in real-time!

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Details

Version
0.2.0
Updated
April 27, 2026
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Size
2.33MiB
Languages
English
Developer
Email
sytacxinh1123@gmail.com
Non-trader
This developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.

Privacy

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YouSub has disclosed the following information regarding the collection and usage of your data. More detailed information can be found in the developer's privacy policy.

YouSub handles the following:

Website content

This developer declares that your data is

Not being sold to third parties, outside of the approved use cases
Not being used or transferred for purposes that are unrelated to the item's core functionality
Not being used or transferred to determine creditworthiness or for lending purposes