
Tech
AI Lip Sync Explained: Stop Asynchronous Lips in Video Translations
Asynchronous videos look unprofessional. Learn how AI Lip Sync and Visual Dubbing perfect your translations – GDPR compliant and scalable.
Simon Pieren
Dec 23, 2025
GDPR compliant
Made in Germany
Highest quality lip sync
Recommended by YouTube
Use Cases
September 12, 2025

Marketing videos are built to persuade.
They inspire, connect, and guide customers toward a decision. Every word, every tone, and every second of a good brand video is intentional.
But what happens when that video needs to work in 10 or 20 languages?
Subtitles might carry the words — but they miss the rhythm, emotion, and timing. Traditional dubbing is expensive and slow. And many AI solutions still fall short when it comes to brand voice, audiovisual quality, and creative control.
Dubly solves this challenge head-on:
Professional-grade AI dubbing designed for marketing excellence at scale — with full control over how your brand sounds in every language.
Marketers are used to perfection. A small shift in tone or timing can change the entire message. And that’s where many localization tools fall apart.
Common limitations of traditional or low-end AI solutions:
Robotic, unnatural voices
No control over tone, pacing, or emotion
No lip sync – especially awkward for testimonial-style videos
Poor audio quality and limited output formats
No ability to lock key phrases, slogans, or product names
With Dubly, marketing and creative teams get everything they need to keep global content on-brand and on-point.
100% natural AI voices with human-level intonation
Optional voice cloning to replicate the original speaker
Tone customization via Custom Prompts
Speaker-by-speaker control for multi-voice formats
Optional Native Speaker Review for premium campaigns
Lip movements visually synced with new voice tracks
Works flawlessly for close-ups, testimonials, and talking-head videos
Lip sync is optional — can be turned off for animated or voiceover videos
Export in full original resolution or even ProRes HQ for color grading or postproduction
Custom glossaries to lock product names, taglines, and tone
Uniform translation across campaigns and formats
Manual review and editing options in the Dubly editor
Support for tone, regional variants, pronoun choices, and industry-specific language
Upload your video
→ MP4, MOV, or any standard format
Select language(s) & voice(s)
→ 30+ languages, multiple speaker options
Set preferences
→ Glossaries, audio enhancements, tone, number of speakers
Lip Sync generation (optional)
→ Seamless lip movement alignment in high-res
Review & approve
→ With optional Native Speaker Control or internal QA
Download & publish
→ Ready for ads, YouTube, websites, or point-of-sale screens

Social ads on YouTube, Instagram, Facebook, TikTok
Brand videos for websites, presentations, and pitch decks
Product demos in e-commerce or SaaS
Customer testimonials and case study videos
Event clips and retail screen content
Explainer animations adapted for multiple markets
Dubly is built to handle volume and complexity:
API integration for automated video processing
Bulk uploads and batch processing
Output in all major formats, including ProRes
Team collaboration features with user roles and approval flows
Results in just a few minutes
No credit card required
Best translation quality worldwide

A translated marketing video that feels “off” can do more harm than good.
What global marketers need is a solution that’s fast, scalable — and creatively safe.
Dubly delivers:
About the author

Simon Pieren
Co-Founder | Marketing & Sales

Tech
Asynchronous videos look unprofessional. Learn how AI Lip Sync and Visual Dubbing perfect your translations – GDPR compliant and scalable.
Simon Pieren
Dec 23, 2025

Use Cases
Looking for an AI video translator? We answer how to translate video free using 3 methods: Subtitles, Basic TTS, and Professional Lipsync.
Simon Pieren
Dec 8, 2025

Use Cases
Looking to "translate video free"? Learn the technical differences between standard dubbing and generative AI Lip Sync, and how to test professional quality risk-free.
Simon Pieren
Nov 28, 2025