> VideoSub | AI Video Translator & Auto Subtitle Generator

AI Video Translator & Auto Subtitles
Powered by VideoSub

Enterprise-grade video translation without the wait. Instantly transcribe, translate, and hardcode bilingual subtitles for links and local MP4/MP3 files with 90%+ accuracy.

1.5M+

Minutes Translated

90%+

Translation Accuracy

12x

Faster Render Speed

Free

To Start Testing

AI Subtitles Perfect for Every Use Case

Select a language in the Workspace to see these update dynamically.

Internal Meetings
Corporate Meeting Transcription
Let's align on the Q3 product roadmap. 讓我們就第三季度的產品路線圖達成共識。
Social Media & Creators
Content Creator Subtitles
Hit that subscribe button for more tutorials! 記得按下訂閱按鈕,觀看更多教學影片!
Language Learning
Watching Drama Subtitles
Don't worry, everything will be fine. 別擔心,一切都會好起來的。

How VideoSub Works: Fast & Accurate Auto Subtitles

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1. Upload or Paste URL

Upload your local MP4/MP3 files (perfect for internal meetings or dramas) or paste a Bilibili video URL. Choose your target language instantly.

2. AI Transcription & Translation

Our proprietary AI engine processes the audio to ensure 80-90% contextual accuracy. VideoSub processes a 30-minute video in just 5 minutes.

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3. Download SRT or Hardcoded MP4

Preview the auto-generated subtitles in real-time. Export a standard .SRT file or click Render to permanently hardcode subtitles into a new MP4.

Video Translation FAQ

How fast is the translation process?

On average, VideoSub processes a 5-minute clip in 1-2 minutes, and a full 30-minute video is completed in just 5-8 minutes thanks to our optimized rendering engine.

How accurate is the AI translation?

By leveraging advanced contextual AI algorithms, VideoSub achieves an impressive 80-90% accuracy rate, dynamically adjusting to industry terminology and slang.

What types of files are supported for translation?

We fully support standard video and audio formats including MP4, MP3, and WAV. This makes it perfect for translating everything from internal meetings and podcasts to lectures and social media clips.

Can I hardcode subtitles into the video?

Absolutely. You can render a final MP4 file con the subtitles permanently "burned in" (hardcoded), making it ready for social media uploads or offline viewing.