Guides to AI voice, lip-sync and dubbing

Finish an episode: voices that stay in character, lip-sync that holds on cartoon faces, dubbing into other languages and upscaling, in the order that saves the most time.

Updated 6 Nov 2026

Start here, in this order

Finishing an AI series: lip-sync, dubbing, translation and upscalingThe order of the finishing steps, what each costs per episode, and what to check before export.
Voice consistency for recurring charactersOne voice per character across episodes and languages: reference audio, settings and checks.
Best AI lip-sync for animated characters, compared across an episodeLip-sync tools tested on cartoon faces across a full episode, with the failure cases.

AI voice, lip-sync and dubbing for animated series — 1 — Production workflow visual from Scena Studio: AI voice, lip-sync and dubbing for animated series

AI voice, lip-sync and dubbing for animated series — 2 — Production workflow visual from Scena Studio: AI voice, lip-sync and dubbing for animated series

Voice and lip-sync

Voices that stay in character, lips that match.

Native-audio models vs a separate voice and lip-sync pass

When the model’s own audio is enough, and when a separate voice pass gives you control back.

Alex Mercer24 Sep 20268 min read

Dubbing and delivery

Other languages, upscaling and export.

How to dub an AI series into five languages

Translate, re-voice and re-time an episode for five languages without re-rendering the video.

Alex Mercer7 Oct 20269 min read

AI video upscaler to 4K: when it helps and when it hurts

Upscaling a whole episode: which shots gain detail, which gain artefacts, and the cost.

Alex Mercer28 Sep 20267 min read

All verified guides in this topic shown above · Tested on Scena Studio v1.1.0 Browse all 9 blog topics →

Questions people ask

What is the best AI lip-sync for cartoon characters?

It depends on the face style; the test runs each tool on a full episode and shows the failures.

Read the answer: Best AI lip-sync for animated characters, compared across an episode

Can I dub an AI video into other languages?

Yes: translate, re-voice and re-time, then re-sync lips only where the mouth shows.

Read the answer: How to dub an AI series into five languages

Should I upscale AI video to 4K?

Only shots that gain detail; upscaling adds artefacts to some styles and costs per second.

Read the answer: AI video upscaler to 4K: when it helps and when it hurts

Practical guides

How to export and check SRT subtitles for AI video

Export UTF-8 SRT subtitles after editing, check the timing and line breaks, and prepare separate caption files for YouTube or Premiere.

6 Nov 2026

About this topic

The last steps of an episode decide how professional it feels: a voice that changes between episodes or lips that drift are noticed at once.

These guides compare finishing tools on full episodes and set out the order of the steps.

AI series and YouTube channels Plan, produce and publish an animated series week after week, within YouTube’s rules. Kids and educational animation Learning cartoons children deserve: cast, pacing, safety and YouTube’s made-for-kids rules. Model guides and prompts Prompting Kling, Veo, Seedance, Hailuo, Wan, Vidu, Runway, Luma and LTX, version by version.