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Remove filler words from a video without re-recording it

Braiv Capture strips ums, ahs, and false starts from your screen recording, rewrites the narration into support-doc language, then redubs it with a Braiv Speech narration voice clone — so a first take publishes like a scripted one.

Where this fits

Braiv Capture

Braiv Capture turns one screen recording with voiceover into clean support videos, software tutorials, and help articles in any language. Filler words are stripped, the narration is revoiced with a Braiv Speech clone, audio and on-screen text are localized together, and the demo is re-recorded inside your localized interface.

Explore Braiv Capture
What this does

What cleanup does to a first take

Voiceover cleanup removes filler words and rewrites the narration from a screen recording, then resynthesises it with a Braiv Speech voice clone tuned for narration, so support videos sound rehearsed without a second take.

  • Filler words gone, not just trimmed

    Ums, ahs, restarts, and dead air disappear because the narration is regenerated from a corrected script.

  • Instructional wording, not thinking out loud

    Loose spoken explanation is rewritten into the short, direct language a help centre expects.

  • A narration-grade version of your voice

    The clean track is synthesized with a Braiv Speech voice clone tuned for voiceover, so it sounds like you at your most rehearsed.

Deep dive

Everything you need to know about AI voiceover cleanup and redub

The bottleneck is not recording, it is re-recording

Everyone can capture a walkthrough in five minutes. The reason support libraries stall is the second pass: listening back, wincing at the ums, and doing it again — three more times, badly.

Cleanup removes that pass. The messy take becomes the source, and the published narration is regenerated from a corrected script.

Why regenerating beats trimming

The usual way to remove filler words from a video is to cut them on a timeline — CapCut and Premiere Pro both do it, and it works until you hear the result: the pacing goes staccato, half-sentences survive, and the “and so basically what I’ll do is…” opener stays because it contains no silence.

Rewriting first fixes the actual problem. “Um, so, if you click here — sorry, over here — that opens the settings” becomes “Open settings from the sidebar”, then gets voiced cleanly at a steady pace.

How to remove words from a video you have already recorded

Cutting a specific word is the other half of this job, and people ask for it in a lot of ways — how to remove words from a video, how to delete words from a video, erase words from video. The mechanism in Capture is the same for all of them: you edit the script, not the waveform.

Delete the sentence where you named the wrong plan, remove the aside about the bug you were about to file, erase the “don’t worry about that bit” — then the narration is re-voiced without it. No crossfade to hide, no gap where the audio drops out, no hunting for the exact frame.

Two things this is not. It does not remove written words burned into the picture — text on screen is handled by translating and replacing on-screen text or by re-recording the walkthrough. And it is not a censor bleep: the word is gone from the audio because the audio is generated again from the corrected script.

A narration voice, set up once

The clean track is voiced by a Braiv Speech clone rather than a generic synthetic reader. Speech clones are tuned for voiceover — steady pacing, controlled prosody, expressive cloning from a short sample — which is what instructional copy needs when the same voice has to carry a hundred walkthroughs.

Set the voice up once in Speech and every Capture recording inherits it, so your support library sounds like one narrator instead of one recording session per article.

Support language, not conversational language

Support content has a house style: imperative, short, one action per sentence. Subject-matter experts rarely speak that way while driving a UI, and asking them to is how recording sessions turn into scripting projects.

Capture does the translation between the two registers, so the person who knows the feature can just narrate what they are doing.

Clean once, localize after

Because every language version is generated from the same cleaned script, cleanup compounds. Fix the wording once and every market inherits it — instead of translating a transcript that still contains three false starts and a phone ringing.

Localization itself runs through Braiv Dubbing, and you decide which voice it carries into other languages: the original recording or this cleaned Speech voiceover.

Where this sits in Braiv Capture

This is the narration-quality attribute inside Braiv Capture, and it runs before full support video translation and localized screen re-recording. The voice comes from Braiv Speech — use Speech directly when you need scripted narration with no source recording at all.

The bigger picture

One capability, one step in a longer workflow

Braiv Capture covers the Capture stage. Braiv runs the rest of the sequence on the same recording — so what you make here ends up packaged, localized and published without leaving the platform.

See the full workflow
  1. 01 Capture Recorded once, ready to localize
  2. 02 Repurpose One video, dozens of assets
  3. 03 Package Packaged to perform
  4. 04 Localize Fluent in 80+ languages
  5. 05 Publish & Track Distributed and measured
Questions

Frequently asked questions

How do you remove filler words from a video?
Braiv transcribes your recording, removes filler words and false starts, rewrites the remaining narration into concise instructional wording, and then resynthesises the audio with your Braiv Speech voice clone. The result is a clean track aligned to the same walkthrough rather than a silence-trimmed version of the original.
How is this different from removing filler words in CapCut or Premiere Pro?
Editors cut the filler out of your original audio and leave the wording as-is, so the pacing goes staccato and half-sentences survive. Cleanup regenerates the narration from a corrected script instead, which fixes awkward phrasing and repeated sentences too — not just the pauses between them. It also runs across a whole library rather than clip by clip on a timeline.
Can I clean up the voiceover on a screen recording I already made?
Yes. A screen recording with voiceover is exactly the input this expects — you do not need to re-record it, and you do not need to have performed it well. Capture works from the audio you captured while narrating the task.
Can I review the script before it is voiced?
Yes. The rewritten narration stays editable, so you can correct product names, add a warning, or restore a sentence before the clean voiceover is generated.
Does cleanup change what I actually said?
It tightens how it is said, not what the walkthrough does. The rewrite targets filler, repetition, and rambling structure; instructions, steps, and technical detail stay as recorded so the video still matches the product.
Does the cleaned narration work in other languages?
Yes — and it improves the translation. A clean script translates far better than a transcript full of restarts, so cleanup runs before support video translation rather than after it.
Which voice clone does the redub use?
Cleanup uses a Braiv Speech voice clone — an expressive clone built from a short clean sample and optimized for narration rather than conversation. That is deliberate: the same voice has to read instructional copy well across a whole support library, so it is set up once in Speech and reused on every walkthrough.
How is that different from the clone used for dubbing?
The Speech clone is your narration voice. When a walkthrough is localized, Braiv Dubbing handles the target languages and you choose which identity it clones — the original recorded voice or the cleaned Braiv Speech voiceover. Detail on voice cloning for dubbing.

Be first to localize your support library

Join the early-access waitlist and we'll reach out when your workspace can record once and publish support content in every language.