Guide
How AI video dubbing keeps the original speaker's voice — and the music
Dubbing is not "translated audio over video"
The naive version of dubbing is: transcribe the speech, translate it, generate a new voice, and lay it over the video. The result sounds wrong almost immediately — a single generic narrator replaces every speaker, the music drops out, and the new lines run long or short of the moments they're meant to cover.
Professional dubbing has to solve three problems at once: who is speaking, what's underneath the speech, and when each line lands.
Keeping each speaker's voice
A good dub preserves speaker identity. When two people are talking on screen, the dub should still sound like two distinct people — ideally people who resemble the originals in pitch and delivery, not a single text-to-speech voice reading both parts.
Traxlate separates speakers, then renders each one's translated lines in a voice matched to them. Where you want an exact match, a speaker's voice can be cloned from the source audio so the dubbed version carries the same identity into the new language.
Preserving music and ambience
Most video isn't dry speech — there's a music bed, room tone, sound effects. If dubbing replaces the entire audio track, all of that disappears and the result feels hollow.
The pipeline separates the speech from everything else, translates and re-voices only the speech, and mixes the new voices back over the original music and ambient track. The score still swells where it should; the room still sounds like the room.
Timing and pacing
Languages aren't the same length. A line that takes three seconds in English might take four in German or two in Japanese. Dubbing has to fit translated lines to the time available without sounding rushed or unnaturally slow.
Traxlate fits each line to its slot with a pacing profile that compresses or relaxes timing within natural limits, and absorbs small overflows across the surrounding lines rather than speeding a single line into a chipmunk. You can choose a tighter "lip-sync" feel or a more relaxed "natural" delivery depending on the content.
Reviewing before it ships
Every line opens in the editor. You can adjust phrasing, swap a pronunciation, or re-cast a speaker, then re-export. The first re-dub is free.
There's also a safety net: when the system isn't confident a translated line faithfully matches the source, it won't force a questionable voiceover over your video — it flags the line so a human can decide, rather than shipping a confident-sounding mistake.
Pricing
Dubbing is billed per minute of output, with a small per-job minimum. Voice cloning and music preservation are included rather than upcharged. The first re-dub of any job is free; later re-dubs are heavily discounted.