Free tool

Free AI Ad Copy Generator

Describe your product, pick Meta, Google or TikTok, and the ad copy generator writes three versions: one on the customer’s problem, one on the main benefit, one on curiosity. Every line fits the platform’s character limits.

Updated

Write ad copy with AI

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Platform
Tone

Your ad copy

3 versions of your ad copy will appear here, each within the platform’s character limits.

Quick answer

An AI ad copy generator writes the text of an ad from a description of your product: the primary text and headline for Meta, the headlines and description for Google Search ads, or the hook and ad text for TikTok. This one writes three angles at once so you can test which message works.

It uses only the facts you give it and never invents prices, reviews or statistics; lines that make rankings, guarantees or medical claims are removed. You get one free try without an account, then three free credits a day with a free Upadz account, shared with the other free tools. Nothing you type is stored.

How to write ad copy with AI

  1. Describe the product

    Give the product name, what it does and why people buy it, in a sentence or a few. Add the audience if you know it. Only write facts you can stand behind: the generator uses them as they are.

  2. Pick the platform and tone

    Meta gives primary text, a headline and a description; Google gives three headlines and a description; TikTok gives an on-screen hook and the ad text. Choose a direct, playful or premium tone.

  3. Copy, test and keep the winner

    Copy each line into Ads Manager. Run the three angles against each other with the same image or video, and keep the one with the best cost per result.

Good vs bad ad copy: 6 examples (made-up products)

Six pairs of bad and good ad copy for made-up products, with the reason the good version works
CriteriaBad ad copyGood ad copyWhy the good one works
Meta, skincareIntroducing our amazing new serum! The best skincare you will ever try.Dull skin every morning? Add one drop of vitamin C before your moisturizer.Starts from the buyer's problem and gives one simple step they can picture
Meta, apparelShop our new collection today. Quality you can trust.The linen shirt that stays cool on a 90°F commute. Washes without ironing.Names a real situation and a benefit nobody else claims in the same words
Google Search, shoesHeadline 1: Best Running Shoes. Headline 2: Buy Now. Headline 3: Top QualityHeadline 1: Cushioned Trail Running Shoes. Headline 2: Free 30-Day ReturnsMatches the search, and each headline (30 characters max) still makes sense on its own
Google Search, petHeadline 1: Dog Beds for Sale. Headline 2: Great PricesHeadline 1: Orthopedic Dog Bed. Headline 2: Washable CoverTwo concrete reasons to click instead of a vague promise about price
TikTok hook, gadgetCheck out our product!I stopped buying lint rollers after thisSounds like a person, and opens a question the video answers
TikTok hook, kitchenSale now on! Don't miss out!3 minutes, one pan, zero scrubbingShows the result in numbers before anyone scrolls away

Ad copy examples for ecommerce products

Six examples of the kind of copy the generator writes, for made-up products, one per platform and angle. Each line respects the platform’s character limit.

Meta, problem angle: vitamin C serum

Primary text
Dull skin every morning? One drop of vitamin C fits into a 30-second routine.
Headline
Wake up to brighter skin
Description
Lightweight vitamin C serum

Meta, benefit angle: insulated bottle

Primary text
Ice-cold water at 4 pm, still. Double walls, leak-proof lid, fits your bag.
Headline
Cold for the whole workday
Description
Steel bottle, 750 ml

Google Search: running shoes

Headline 1
Lightweight Running Shoes
Headline 2
Cushioned for Long Runs
Headline 3
Free Returns in 30 Days
Description
Breathable mesh, soft foam and a grippy sole. Find your size and run further.

Google Search: dog bed

Headline 1
Orthopedic Dog Bed
Headline 2
Washable Removable Cover
Headline 3
Sizes for Every Breed
Description
Memory foam that keeps its shape, with a cover you can put in the washer.

TikTok, curiosity angle: desk lamp

On-screen hook
Why my desk looks this good at night
Ad text
The lamp that changes color with one tap. Desk setup glow-up.

TikTok, problem angle: lint remover

On-screen hook
Your favorite sweater isn’t ruined
Ad text
Pills gone in one pass. Rechargeable, works on knits and couches.

What is ad copy?

Ad copy is the text of an ad: the lines people read around or on top of the image or video. On Meta that is the primary text, the headline and the description; on Google Search, the headlines and descriptions; on TikTok, the on-screen hook and the ad text under the video.

Copy and visuals do different jobs. The visual stops the scroll; the copy tells people why this product is for them and what to do next. A good ad needs both to tell the same story.

How to write ad copy that sells

1. Start from the buyer, not the brand: name the problem, the desire or the situation they are in.

2. Give one reason to believe it: a detail, a number, a demo or an offer that is true for your product.

3. Make the headline a result people can picture, in a few words.

4. Tell people what to do next, with one call to action.

5. Write three versions on three different angles and let the results pick the winner.

Most ads fail on the angle, not the wording. That is why the generator writes three versions built on three different reasons to buy, problem, benefit and curiosity, instead of three rewordings of the same sentence. Testing angles teaches you what your customers care about.

Character limits by platform

Meta shows about 125 characters of primary text before it cuts the rest behind “See more”, and headlines work best under 40 characters, descriptions under 30. Google responsive search ads allow headlines of up to 30 characters and descriptions of up to 90, and Google mixes them, so every headline has to make sense on its own.

On TikTok the ad text runs under the video, so keep it short, and put the hook on screen in the first seconds, where most people decide whether to keep watching. The generator cuts every line at a whole word within these limits and shows the count next to it.

Rules the generator follows

It uses only the facts you give it. It never invents prices, discounts, reviews, ratings or statistics, and it removes any version that makes a ranking (“#1”), a guarantee, a medical claim or a weight-loss promise, because ad platforms reject those and customers do not believe them.

Your text is checked for safety before and after the AI writes. Nothing you type is stored by Upadz: copy what you want to keep.

From ad copy to a finished ad

Copy is half of an ad. The other half is the image or video, and the two have to tell the same story. If you already know your best angle, the copy here is a fast start.

If you do not, Upadz researches your customers and competitors from your product link, proposes the angles worth testing, and makes the finished video and static ads with matching copy. Upadz researches the selling angle, then makes static and video ads. Start with 50 one-time credits on the Free plan, no card required.

Ad copy examples, annotated

Good vs bad ad copy example: the same vitamin C serum ad with weak and strong copy, annotated
Same image, different words: the good version opens on the buyer's problem and gives one simple step. Made-up brand and product.
Facebook ad copy example: primary text, headline, description and call to action of a feed ad
Where each line of Facebook and Instagram ad copy appears, and how much of it shows before it is cut.

Frequently asked questions

Is this ad copy generator free?

Yes. You get one free try without an account, then three free credits a day with a free Upadz account. One generation writes three versions of the copy.

Which platforms does it write for?

Meta (Facebook and Instagram), Google Search and TikTok. Each platform gets the fields it uses and its character limits: primary text, headline and description for Meta; three headlines and a description for Google; an on-screen hook and ad text for TikTok.

Will the AI invent claims about my product?

It is told to use only the facts you give it, and versions with rankings, guarantees, medical or weight-loss claims are removed automatically. Still, read every line before you publish: you are responsible for what your ad says.

How many ad copy variations should I test?

Start with the three angles the generator writes, each with the same visual, so the copy is the only difference. Keep the angle with the best cost per result, then write new variations of that one.

Can I use the copy commercially?

Yes. The copy is yours to use in your ads. Check that every fact in it is true for your product.

What is the difference between good and bad ad copy?

Bad ad copy talks about the brand and uses empty words like amazing or best. Good ad copy starts from the buyer's problem or desire, gives one concrete detail and tells people what to do next.

What is ad copy?

Ad copy is the written part of an ad: the primary text, headline and description on Meta, the headlines and descriptions on Google, and the hook and ad text on TikTok.

How long should Facebook ad copy be?

Meta shows about 125 characters of primary text before it cuts the rest behind See more, so put the hook first. Headlines work best under 40 characters and descriptions under 30.

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<a href="https://www.upadz.io/free-tools/ai-ad-copy-generator">Free AI Ad Copy Generator by Upadz</a>

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