Videos
How many words in a 30 second ad script
A 30 second video ad script holds about 45 words: the English ads counted here average 1.5 spoken words a second, and the creator style ads land between 40 and 58 words in 24 to 29 seconds. That is half the 90 words a radio script can carry, because a video ad spends seconds showing things instead of saying them.
Indunil Asanka · Co-founder
7 min read · Published
A 30 second video ad script holds about 45 words. Counted on 13 September 2026 across the 10 English language video ads on this site, the scripts average 1.5 spoken words a second, and the seven English creator style ads land between 40 and 58 words in 24 to 29 seconds. When a person talks straight to camera the rate climbs to 2.1 words a second, so an ad that is all talking could reach 63 words. Very few ads are.
Fifteen ads, every word counted
This site holds 20 example videos with their full scripts, and 15 of them are ads: 10 creator style ads, known as UGC, and 5 promo videos. Each script is a list of scenes with the spoken line and the seconds the scene lasts, so words per second can be measured scene by scene rather than guessed.
Ten of the 15 ads are narrated in English and they are the core of the count. The other five are in French, German, Hindi, Portuguese and Spanish, and they are reported separately because word counts do not transfer between languages. The 5 tutorial videos in the set are not ads, but their 23 step scenes provide the calm narration rate used in the table.
Words were counted as spoken units separated by spaces, with numbers counted the way the scripts write them, as words. The set is small and every ad was written and timed by hand for its example page. It shows what these scripts contain, not what every ad on a platform does, and the corpus grows as videos are added.
Words per second by voice style
The table below this article turns the measured rates into word budgets for common ad lengths. The rates themselves depend heavily on what kind of scene a line sits in.
Talking to camera scenes run fastest: 206 words in 98 seconds across 19 English scenes, 2.1 words a second. Proof scenes, where the product or a result is on screen, run at 1.1, because they carry a short label rather than a sentence. Close scenes run at 1.3 and credibility scenes, a rating or a guarantee, at 1.5. Mix those together and a whole English ad comes out at 1.53.
Voice style shifts the rate too. The six English ads read by an energetic voice average 1.62 words a second overall and 2.28 in their talking scenes. The three read by a warm voice average 1.44 overall and 1.85 when talking. The single ad with a neutral voice, a software feature launch, runs at 1.27. The energetic read is not just louder; it fits about a quarter more words into the same talking scene.
Promos run slower than creator ads, 1.2 words a second against 1.66, because promo scenes lean on on screen text. The countdown offer video says 16 words in 18 seconds and lets the numbers on screen carry the offer.
How long the hook runs
Every English creator ad opens with the creator talking, and the opening line is 10 to 14 words over six seconds, a median of 12. It is always a first person admission or problem: my skin looked tired for years, I had no idea where my money went, this dog has refused four brands this year. None of them names the product.
The promo hooks are a different instrument. The three English promos open with three to five words over 3.4 to 4.3 seconds: a timer, a question, a product name. They work because the text on screen is doing half the talking.
If your hook needs more than 14 words, it is probably two ideas. Split it, or cut the setup.
Lines per talking scene
The 19 English talking scenes carry a median of 11 words, with a range of 5 to 15. The short ones are asides near the end of an ad: that’s it, that’s the ad, or six hundred and forty saved. The long ones are the result the creator reports, which is the line that has to carry specifics: three months in, I’ve put away six hundred and forty, and I didn’t earn more.
The creator ads use two or three talking scenes each, never more, and they mostly follow one pattern. The first talking scene sets up the problem, the second gives the personal result, and a third, when there is one, is a short aside before the close. The budgeting app ad follows it exactly with 13, 15 and 5 words.
Where scripts overrun
A line becomes hard to follow when it outruns its scene. Six English talking scenes run above 2.3 words a second. Five of them are between 2.33 and 2.73, among them a 15 word result squeezed into six seconds in the budgeting ad, a 12 word price line in five seconds in the meal kit ad, and a careful 15 word claim limit in the supplement ad, for me it’s the nights, I wind down faster, and that is all I’ll claim, in five and a half seconds.
The fastest English line in the set is in the skincare serum ad: not a cure, just my skin, and I keep buying it, 11 words in three seconds, 3.67 words a second. It survives because it is an aside with no new information. A line carrying a number or an offer at that speed would not.
The Hindi ad runs its three talking scenes at 3.1 to 3.2 words a second. Hindi writes many grammatical particles as separate words, so its word counts run higher than English for the same sentence and those rates are not overruns in the way the English ones are, which is why word budgets have to be set per language.
A word budget table you can use
Pick the rate that matches how the ad is made. A voiceover over product shots sits near the calm column. A mixed ad with a creator, proof shots and a close sits in the middle. An ad that is one person talking from start to finish sits at 2.1. The radio column is there as a warning: script guides written for radio allow 3 words a second, 90 words in 30 seconds, and a video ad written to that count will feel rushed on screen.
Placement sets the length before the words. LinkedIn recommends video ads of 15 to 30 seconds so they qualify for every placement, while TikTok allows non Spark in feed ads of up to 10 minutes, which is a ceiling, not a target. A 15 second cut at 1.5 words a second is 22 words: one hook, one proof label, one call to action.
The skincare serum ad shows how a full budget is spent. Its 58 words over 29 seconds break down as a 14 word hook, a five word proof label naming the active ingredient, a 14 word result, an eight word rating, an 11 word aside and a six word close with a code. The meal kit ad does the same job in 40 words by letting two proof scenes carry the product with three and four words each.
How to use this
Write the script scene by scene with a word budget beside each line, then read it aloud against a timer before anything is built. The AI UGC video generator page explains the format’s limits: creator ads stay under 30 seconds with at most three talking scenes, every one ends on a close scene, and the format needs the Pro plan or higher. The guide to making a UGC creator video covers the build. For what makes a creator ad, see what a UGC ad is, and for the beats in more depth read how to write a UGC ad script.
| Ad length | Calm narration (1.4 a second) | Whole English ad (1.5 a second) | Creator talking to camera (2.1 a second) | Radio script ceiling (3 a second) |
|---|---|---|---|---|
| 6 seconds | 8 words | 9 words | 12 words | 18 words |
| 10 seconds | 14 words | 15 words | 21 words | 30 words |
| 15 seconds | 21 words | 22 words | 31 words | 45 words |
| 20 seconds | 28 words | 30 words | 42 words | 60 words |
| 30 seconds | 42 words | 45 words | 63 words | 90 words |
A finished example
This skincare UGC ad example is a 29 second creator style video for a fictional niacinamide serum, with the full script, scene roles and seconds on this page. A creator talks about dull skin, shows the bottle, names the one ingredient and closes on a discount code. The before and after is her own eight week result, said in the first person, which is the honest way to make that claim.
Read the skincare serum ugc ad exampleQuestions people ask
How many words is a 15 second ad script?
About 22 words for a video ad with pictures doing part of the work, and up to 31 if a person talks to camera the whole time. The countdown offer video here says 16 words in 18 seconds and leaves the rest to on screen text. A radio spot with no pictures can carry up to 45, which is why radio word counts overshoot for video.
How many words per minute does a voiceover read?
Conversational English is usually quoted around 150 words a minute, which is 2.5 a second. The talking scenes in the ads here run at 2.1 a second, about 126 a minute, and whole ads at 1.5 a second once the quieter proof and close scenes are included. Tutorial narration runs slower again, 1.4 a second, because the viewer is following along.
Should numbers in a script be written as words?
Yes, write them as they will be spoken. The example scripts say four point eight stars, six hundred and forty and forty eight hours rather than figures, which makes the word count honest: 4.8 is one token on the page and three words in the voice. Prices, codes and phone numbers are where scripts most often run long without looking long.
How long should the hook of a video ad be?
In the English creator ads here the hook is one sentence of 10 to 14 words spoken over six seconds, a confession or a problem in the first person. In the promo videos it is much shorter, three to five words in three or four seconds, carried by bold text. Either way it is one idea, and it ends before the product appears.
Does script length change with the language?
Word counts do, timing much less. The same 29 second slot holds 43 words in the French ad, 46 in the German and 61 in the Hindi, against 40 to 58 in English. Languages differ in word length and how words are split, so budget in seconds per line and read the script aloud at speed rather than copying an English word count.
Can I slow the voice down if a line is too long?
You can set the voice speed per scene, with options of 0.85x, 0.9x, 1x, 1.1x and 1.25x, and a delay before the line starts. Speeding up a crowded line is the wrong fix: at 1.25x the rate that already overruns becomes harder to follow. Cut words first, then use speed to fine tune a line that is close.
Written by
Indunil Asanka · Co-founder
Builds the generation pipelines behind OneCraft: the slide, flyer and poster layout engines, the document grid and the render workers that turn a written brief into a finished file.
LinkedIn profileWritten and checked by the OneCraft team. Last checked .
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