Free Marketing Tools/Ad Preview + Character Counter

Free Tool

Preview your ad before it goes live
See where your text gets cut off, before it happens

Type your ad copy and preview it in the Facebook / Instagram feed, Google search results and TikTok, with character counts compared against recommended lengths.

Recommended text length

Text over the recommended length gets cut off or shortened. Text over the limit can't be published.

PlacementRecommendedMax
Facebook / IG primary text1252,200
Facebook / IG headline40255
Facebook / IG description30255
Google Search headline3030
Google Search description9090
Google Search Path1515
TikTok ad text80100

Thai vowels and tone marks also count as 1 character each, and this tool counts the same way to be safe. Where text is actually cut off depends on screen size, and platforms may change it.

Preview in the Facebook / Instagram feed

    * Previews are simulations for checking text length only. Actual appearance on each platform may differ slightly.

    About this tool

    Write ad copy that fits, without key words getting cut off

    What is it?

    An ad preview and character counter that shows how your copy will appear in the Facebook / Instagram feed, Google search results and TikTok videos, which parts are hidden behind "See more", and which fields exceed platform limits.

    Who it's for

    • Copywriters writing Thai captions and ads that tend to run long
    • Business owners who want to show ad previews to their team or boss before launching
    • Google Ads managers who need headlines under 30 characters
    • Freelancers and agencies creating mockups for client approval

    How to use

    1. Choose the platform you'll advertise on
    2. Type or paste text into each field. The counter below turns orange/red when it's too long.
    3. Add an image from your device to see the full picture (images aren't uploaded anywhere)
    4. Edit the text following the tips on the right, then copy and paste it into Ads Manager

    FAQ about ad text length

    Short, to-the-point copy usually gets a better CTR

    How long should Facebook primary text be?

    On mobile, roughly the first 125 characters show before being collapsed into "See more", so put your main selling point and offer in the first sentence and add details after. Long copy isn't always bad, as long as the first sentence makes people tap to read more.

    Why does Google Ads limit headlines to 30 characters?

    It's a requirement of Responsive Search Ads: each headline can be up to 30 characters and each description up to 90. Google shows 2-3 of your headlines together in rotation, so each one should make sense on its own.

    How are Thai characters counted?

    Most systems count upper and lower vowels and tone marks as characters too, so the word "น้ำ" (water) counts as 3. Thai text fills up faster than you'd expect, so always check before pasting it into the platform.

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    Use them together to cover every part of your marketing plan