YouTube Script Length Calculator
Upload or paste a YouTube script to count words and estimate rough video length by speaking pace before recording, editing, or generating voiceover.
Check script length
Fully free. Upload text or paste a script.
Estimated video length
0s
Based on 150 spoken words per minute.
Words
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Characters
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Paragraphs
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Lines
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Likely duration range
Fast read
0s
Selected pace
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Slow read
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This script fits a typical 60-second Shorts target at the selected pace.
5 min video target
At 150 WPM, aim for about 750 words.
Script notes
Upload or paste a script to estimate the finished YouTube video length.
Script timing
Know how long the video will be before production starts
A script that looks short in a document can easily become a 7-minute video once it is read aloud. The opposite is also common: a Short script may be too thin to fill the target duration after the hook and CTA are removed.
This calculator gives YouTube creators, faceless channel operators, voiceover teams, and editors a quick way to check word count, likely narration length, and target duration fit before spending time on recording, AI voiceover, B-roll, subtitles, or editing.
For a full workflow, Satura can help with YouTube automation, hooks, scripts, descriptions, voiceovers, subtitles, thumbnails, editing, and growth analysis.
How to use it
Use the estimate before recording so you can shorten, expand, or split the script while it is still cheap to edit.
Upload a text script file or paste the narration you plan to record.
Choose the speaking pace and target video length you are aiming for.
Use the word count and duration estimate to cut, expand, or split the script before production.
Why script length matters on YouTube
Script length affects retention, production cost, voiceover generation, edit time, and whether the final upload fits the format you promised.
A 60-second Short usually needs a much tighter script than a 3-minute upload
Voiceover scripts often land near 125-175 spoken words per minute
Long-form scripts need section breaks before recording or editing
Estimated duration helps avoid over-recording expensive AI voiceover or B-roll
Use it with Satura
Once the script length is right, move into hooks, titles, descriptions, voiceovers, subtitles, thumbnails, and editing.
FAQ
Is this YouTube Script Length Calculator free?
Yes. The calculator runs in your browser and is fully free without signup.
How does it estimate YouTube video length?
It counts the words in your script and divides them by the selected speaking pace. The default natural narration pace is 150 words per minute, with slower and faster presets available.
Can I upload a script file?
Yes. You can upload common text-based script files such as .txt, .md, .srt, and .vtt, or paste the script directly into the text area.
Is the duration estimate exact?
No. Real video length also depends on pauses, screen recordings, B-roll, edits, and on-camera delivery. Use the estimate as a planning range before recording or generating voiceover.