VoxSub by voxsub
Translate any video subtitle into 20+ languages using AI. Support for dual subtitles, custom AI prompt rewriting, SRT upload, and timing sync. Perfect for language learners!
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About this extension
Transform how you watch online videos with VoxSub – the ultimate AI-powered subtitle translator and dual subtitle player for your browser!
Whether you are learning a new language, watching online courses, tech tutorials, international news, or any foreign video content, VoxSub helps you bridge the language gap instantly.
KEY FEATURES
* AI Subtitle Translation: Translate any existing subtitle track into over 20+ languages with high contextual accuracy.
* Dual Subtitles (Bilingual): Display two subtitle languages simultaneously (e.g., English and Arabic) to accelerate your learning and comprehension.
* Smart AI Prompt Rewriting: Go beyond literal translation! Ask the AI to change the subtitles' tone (casual/formal), simplify complex sentences, or adapt the text to a specific dialect.
* Upload Custom SRT: Easily drag and drop your own local .SRT subtitle files into any online video player.
* Perfect Subtitle Sync: Easily adjust subtitle delays and timing offsets manually if the text is out of sync with the video audio.
* Full Appearance Control: Customize font size, text colors, and background opacity for a comfortable reading experience.
* Subtitle Search & Navigation: Quickly search for specific words within the subtitle track.
PERFECT FOR:
* Language Learners: Compare your native language with the target language side-by-side.
* Students & Professionals: Understand educational videos, lectures, global news, and tutorials from around the world.
* Content Consumers: Watch any global video content with fully customized and accurate translations.
HOW TO USE:
1. Install the VoxSub extension.
2. Open any supported video player on your favorite website.
3. Click the VoxSub icon, choose your translation settings or upload your SRT, and start watching!
PRIVACY FIRST
VoxSub respects your privacy. We only access video subtitle tracks to perform the requested translations and customization. Your browsing data remains safe and private.
Stop struggling with missing or poorly translated subtitles. Install VoxSub today and customize your video viewing experience!
Whether you are learning a new language, watching online courses, tech tutorials, international news, or any foreign video content, VoxSub helps you bridge the language gap instantly.
KEY FEATURES
* AI Subtitle Translation: Translate any existing subtitle track into over 20+ languages with high contextual accuracy.
* Dual Subtitles (Bilingual): Display two subtitle languages simultaneously (e.g., English and Arabic) to accelerate your learning and comprehension.
* Smart AI Prompt Rewriting: Go beyond literal translation! Ask the AI to change the subtitles' tone (casual/formal), simplify complex sentences, or adapt the text to a specific dialect.
* Upload Custom SRT: Easily drag and drop your own local .SRT subtitle files into any online video player.
* Perfect Subtitle Sync: Easily adjust subtitle delays and timing offsets manually if the text is out of sync with the video audio.
* Full Appearance Control: Customize font size, text colors, and background opacity for a comfortable reading experience.
* Subtitle Search & Navigation: Quickly search for specific words within the subtitle track.
PERFECT FOR:
* Language Learners: Compare your native language with the target language side-by-side.
* Students & Professionals: Understand educational videos, lectures, global news, and tutorials from around the world.
* Content Consumers: Watch any global video content with fully customized and accurate translations.
HOW TO USE:
1. Install the VoxSub extension.
2. Open any supported video player on your favorite website.
3. Click the VoxSub icon, choose your translation settings or upload your SRT, and start watching!
PRIVACY FIRST
VoxSub respects your privacy. We only access video subtitle tracks to perform the requested translations and customization. Your browsing data remains safe and private.
Stop struggling with missing or poorly translated subtitles. Install VoxSub today and customize your video viewing experience!
Rated 5 by 1 reviewer
Permissions and data
Required permissions:
- Download files and read and modify the browser’s download history
- Access your data for all websites
Optional permissions:
- Access your data for sites in the youtube.com domain
- Access your data for sites in the crunchyroll.com domain
- Access your data for sites in the dailymotion.com domain
- Access your data for sites in the vimeo.com domain
- Access your data for sites in the bilibili.tv domain
- Access your data for sites in the bilibili.com domain
- Access your data for sites in the litix.io domain
Data collection:
- The developer says this extension doesn't require data collection.
Optional data collection, according to the developer:
- Authentication information
- Website content
More information
- Add-on Links
- Version
- 1.6.3
- Size
- 478.55 KB
- Last updated
- 11 days ago (Jun 3, 2026)
- Related Categories
- License
- All Rights Reserved
- Privacy Policy
- Read the privacy policy for this add-on
- Version History
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