Free tool
Free LinkedIn ad mockup generator.
Check how your single image ad looks in the LinkedIn feed on desktop and mobile, and where your intro text is cut, then send the mockup for sign off before it runs. No sign up, and nothing you add leaves your browser.
Preview
Hero AI writes LinkedIn ads for the job titles you target, in lengths LinkedIn shows in full. You check every line before it goes up.see more
Selling B2B SaaS? Skip the blank intro text box. Start from ads written for the job titles you target, and launch without being a LinkedIn Ads specialist. See how
Free tool Utilities/Tools
For B2B SaaS
Selling B2B SaaS? Skip the blank intro text box.
A mockup shows how your ad looks. It can't tell you what makes a VP of Sales stop scrolling. Start from ads written for the people you target, and launch them without being a LinkedIn Ads specialist.
On your own
You stare at an empty intro text box.
You trim lines until they fit before “see more”.
You wait on a designer for the image.
You rebuild the ad in Campaign Manager.
With Hero Marketer
You start from ads written for the job functions, seniority and company sizes you target.
Every line is written in lengths LinkedIn shows in full.
Each ad comes with its images, on brand and sized for the feed.
You check every line, then launch the campaign from the same screen.
Reference
LinkedIn single image ad specs.
How much of each line the feed shows, and the image sizes LinkedIn recommends.
| Field | Shows in full | Notes |
|---|---|---|
| Intro text | About 150 characters | Up to 600. The rest sits behind “see more”. |
| Headline | About 70 characters | Up to 200. A longer line is cut on smaller screens. |
| Landscape image | 1.91:1 | 1200 × 627 recommended |
| Square image | 1:1 | 1200 × 1200 recommended |
| Vertical image | 4:5 | 720 × 900 recommended |
| Image file | JPG, PNG or GIF | Up to 5 MB |
| Button | One from LinkedIn’s list | Such as Learn more, Request demo or Sign up |
FAQ
Questions before you make a mockup.
Is the LinkedIn ad mockup generator really free?
Yes. There is no sign up, no limit and nothing to install. Type your intro text and headline, add your image, check the ad on desktop and mobile, and download it as a PNG.
Do you see or keep my ad copy and images?
No. The mockup generator runs in your browser, and your image and logo never leave it. A share link holds your text after the # sign, and browsers never send that part to a server. Images are not in the link, so whoever opens it adds their own.
Will LinkedIn show my ad exactly like this?
Close, not exact. LinkedIn cuts the intro text by the width of the screen, so the cut moves a little with the letters you use and the device. Keep what matters in the first 150 characters.
Can I send the mockup to my CEO or a client?
Yes. Download PNG saves the preview as an image for a deck or an email. Share preview copies a link that opens this page with your text already in place.
I sell B2B SaaS. Can Hero Marketer write and launch the ad for me?
Yes. You pick the job functions, seniority and company sizes, and Hero AI writes the ads for them, with their images. Check the lines and launch. LinkedIn reviews each ad before it starts to show. Signing up is free. Writing the ads for a new campaign costs about 0.2 credits. Credits come in $20 packs with no monthly fee, and unused credits are refundable within 90 days of purchase.
Built for B2B SaaS
Turn the mockup into a live campaign.
- No monthly fee
- No card needed
- We never sell your data