ZLR - Dual Subtitles by Nera
Ultra-fast dual subtitles and real-time translation for YouTube videos.
Extension Metadata
About this extension
ZLR provides real-time dual subtitles for YouTube videos with instant translation.
✨ Features:
- Dual Subtitles - See original and translated subtitles simultaneously
- Ultra-Fast Translation - Real-time with minimal delay
- Google Translate (Free) or DeepL (API key required)
- Beautiful glassmorphism overlay design
- Draggable subtitle box
- Keyboard shortcuts: A (back), S (replay), D (forward)
- 10+ languages supported
Perfect for language learners!
✨ Features:
- Dual Subtitles - See original and translated subtitles simultaneously
- Ultra-Fast Translation - Real-time with minimal delay
- Google Translate (Free) or DeepL (API key required)
- Beautiful glassmorphism overlay design
- Draggable subtitle box
- Keyboard shortcuts: A (back), S (replay), D (forward)
- 10+ languages supported
Perfect for language learners!
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Permissions and data
Required permissions:
- Access your data for sites in the youtube.com domain
Optional permissions:
- Access your data for sites in the youtube.com domain
- Access your data for translate.googleapis.com
- Access your data for api-free.deepl.com
Data collection:
- The developer says this extension doesn't require data collection.
More information
- Version
- 2.0.0
- Size
- 35.7 KB
- Last updated
- 2 days ago (Feb 4, 2026)
- Related Categories
- License
- MIT License
- Privacy Policy
- Read the privacy policy for this add-on
- Version History
- Add to collection