AI Video Translation & Re-rendering
Automatic Video Speech Dubbing & Subtitle Burning
Translate all speech in your video into any language, synthesize time-aligned voiceovers and re-render sharp MP4 videos.
Drag & drop Video file (.mp4, .mov, .webm) here
Supports video files up to 50MB • Click to start video translation
5-Stage AI Video Dubbing Pipeline
Fully automated workflow from speech recognition, speaker diarization, contextual translation, and time-aligned dubbing to 4K video re-rendering in under 1 minute.
Audio Demuxing & Precision ASR
Automatically extracts speech from video, isolates background noise, and transcribes spoken dialogue with millisecond-level word timestamps.
Multi-Speaker Diarization
Detects all speakers in the scene, analyzes gender & age profiles, and auto-assigns matching AI voice personas for every character.
Context-Aware Neural Translation
Translates conversational context naturally, handles culturally accurate pronouns, and balances syllable length to fit original video timing.
Time-Aligned Neural Dubbing
Synthesizes studio-grade expressive AI voiceovers (OmniVoice/VieNeu) and dynamically adjusts speech pace to eliminate cumulative timeline drift.
Smart Sub Masking & 4K Re-rendering
Overlay new subtitles or seamlessly conceal original foreign text using smart blur / cinema bars, re-rendering crisp 4K MP4 with zero quality loss.
Ready to scale your videos globally with Yupvox AI?
Upload your video and get your complete dubbed video in just 30 seconds.
3 Simple Steps to Dub Your Video
Translate and re-render dubbed videos in under 1 minute
Setup Configuration
Upload Video (.mp4, .mov, .webm), select target language and AI voice.
Confirm Script
Review and edit line-by-line script translation timestamps.
Render & Download
Download Clean MP4 Video or Burned Subtitled MP4 Video.
Translate Video Key Features
Industry-leading AI video dubbing and re-rendering pipeline to build multi-language videos.
AI Video Re-rendering
Re-renders complete MP4 videos with synchronized AI voiceovers replacing original speech audio.
Ultra-Fast Stream Copy
Sub-second stream copy FFmpeg engine merging dubbed audio into video with 100% original video quality preserved.
Burned Subtitles Option
Auto-burn crisp white text with black outline subtitles at the bottom center of the video for TikTok, Reels, & Shorts.
Multi-Language Global Reach
Effortlessly turn 1 video into 10 multi-language videos to grow your international audience.
Timestamp Alignment
Auto-calculates AI speech speed to make every dialogue line perfectly match video scene transitions.
Project State Persistence 💾
Every video dubbing project gets a unique ID (?id=xxxxx) so you can resume your workflow anytime.
3-Step AI Video Translation Workflow
Translate and re-render dubbed videos in under 1 minute
Setup Configuration
Upload Video (.mp4, .mov, .webm), select target language and AI voice.
Confirm Script
Review and edit line-by-line script translation timestamps.
Render & Download
Download Clean MP4 Video or Burned Subtitled MP4 Video.
YupVox AI 서비스 요금제
유연한 크레딧, 숨겨진 비용 없음. 언제든지 업그레이드 또는 취소 가능.
Free
무료Lite
라이트Starter
스타터Growth
Pro
프로How Much Content Can You Create With 1 Plan?
All Yupvox tools share a unified credit balance. You can freely allocate credits across TTS, Audio, and Video dubbing.
Text to Speech (TTS)
99,000 credits = ~99,000 characters (~16,500 words, ~25 book pages or ~2 hours of narration).
Audio Dubbing
99,000 credits = ~33 minutes of multi-speaker AI audio translation & expressive voice dubbing.
Video Dubbing & Sub
99,000 credits = ~16.5 minutes of AI video dubbing, subtitle masking & 4K MP4 re-rendering.
| Plan | Credits / Cycle | Text to Speech | Audio Dubbing | Video Dubbing |
|---|---|---|---|---|
| Free ($0) | 50.000 | 50.000 ký tự (~1h) | ~16,6 phút | ~8,3 phút |
| Lite ($1.0 / $2) | 99.000 / tháng | 99.000 ký tự (~2h) | ~33 phút | ~16,5 phút |
| Starter ($4.5 / $9) | 999.000 / tháng | 1 triệu ký tự (~20h) | ~333 phút (~5.5h) | ~166,5 phút (~2.7h) |
| Growth ($9.5 / $19) ⭐ | 2.499.000 / tháng | 2.5 triệu ký tự (~50h) | ~833 phút (~13.8h) | ~416,5 phút (~6.9h) |
| Pro ($14.5 / $29) | 3.999.000 / tháng | 4 triệu ký tự (~80h) | ~1.333 phút (~22.2h) | ~666,5 phút (~11.1h) |
Frequently Asked Questions
How is Translate Video priced?
Charged at 100 credits per 1 second of dubbed video (e.g., 10 seconds video = 1,000 credits).
What are the 2 video download options?
You can download Clean Video (dubbed audio only, no text) or Subtitled Video (dubbed audio + burned subtitles at bottom).
Is original video quality preserved?
Yes! FFmpeg Stream Copy maintains original resolution, colors, and frame rate.
Experience AI Video Dubbing & Translation Today
Register now to get 50,000 free trial credits for all features.