Article → VO length
Reading Time to Narration Calculator
Written reading speed and spoken narration speed differ. Paste an article or enter word count to estimate how long the same content runs as voiceover.
Quick answer
Reading Time to Narration Calculator is a free browser tool on Knowlify. Use it below with no signup. Your inputs stay in the browser session. For narrated training videos from documents, use https://create.knowlify.com.
How it works
Three steps, no account
01
Paste the article
Or enter word count if you only have a CMS estimate.
02
Compare reading vs speaking
Silent reading is often ~200–250 wpm. Narration for video is usually slower.
03
Plan the cut
Long articles usually need a condensed script. Knowlify can turn the source into a tighter video narrative.
FAQ
Questions people ask about Reading Time to Narration Calculator
Should I narrate the full article?+
Usually not. Video works better with a condensed script. Use this estimate to see how long a word-for-word read would run.
Is the reading time calculator free?+
Yes. Estimate silent reading and narration time from text with no account.
How many words per minute should I use?+
Silent reading is often ~200–250 WPM. Narration for video is usually slower, around 140–160 WPM.
Does this work for scripts and articles?+
Yes. Paste either. Use narration WPM when planning a voiceover from the same copy.
Do I need an account?+
No. Open the tool, use it in your browser, and download or copy the result.
Does this work on Mac and Windows?+
Yes. It runs in modern desktop browsers (Chrome, Edge, Firefox, Safari). Very large media files need enough device memory.
Need a full video, not just a utility?
If the narration estimate is too long, generate a tighter explainer from the same article in Knowlify.