Facebook Ad Image Grid Checker

Upload your ad creative, click the boxes containing text, and check your text density percentage.

Supports JPG, PNG, WEBP. Processed locally.

Facebook Ad Image Grid Checker: Optimize Text Density for Lower CPC

For years, Facebook enforced a strict "20% text rule" for advertisers. If an ad image contained more than 20% text, it was automatically rejected. While Facebook has officially relaxed this hard restriction, the underlying algorithm still penalizes text-heavy images by reducing their organic and paid reach. The Facebook Ad Image Grid Checker by DoItToolz is an essential utility for media buyers to visualize text density before launching a campaign.

🔒 100% Private Client-Side Tool: Your upcoming ad creatives are your business secret. This tool processes your images entirely within your web browser. We never upload, save, or track your designs on our servers.

Why Text Density Still Matters in Ads

Facebook and Instagram prioritize highly visual, engaging content that blends naturally into the user's feed. Ads that look like giant text banners disrupt this user experience. If your image text density exceeds the 20% threshold, the Meta algorithm will flag it as "Low Quality," resulting in throttled impressions and a significantly higher Cost Per Click (CPC) and Cost Per Mille (CPM).

Frequently Asked Questions (FAQs)

How does the 5x5 Grid System work?

Facebook's original checking tool used a 5x5 grid, dividing the image into 25 equal rectangles. Because 100 divided by 25 is 4, each box represents 4% of the total image area. If your text touches more than 5 boxes (5 x 4% = 20%), you exceed the optimal limit.

What counts as "Text" in an image?

Logos with words, watermarks, text overlay, and numbers all count as text. However, pictures of physical products that inherently have text on them (like a book cover or a labeled bottle) generally do not count against your limit.

Did Facebook remove the 20% rule?

Yes, Facebook will no longer outright reject your ad for exceeding 20% text. However, they explicitly state in their advertising guidelines that images with less than 20% text perform better. High text density will still limit your delivery.

How to Use the Grid Checker

  • Step 1: Upload Your Creative. Drop your finalized ad image (JPG or PNG) into the upload box.
  • Step 2: Highlight Text. A 5x5 grid will overlay your image. Click on any box that contains text or part of a text element.
  • Step 3: Monitor the Score. Watch the Text Density percentage at the top. Try to keep it at 20% (5 boxes) or below.
  • Step 4: Optimize. If you hit the warning threshold, go back to your editing software, shrink your text or move it closer together so it occupies fewer grid squares, and test again!

Stop paying premium prices for restricted ad reach. Bookmark the DoItToolz Facebook Ad Grid Checker to ensure your media buying campaigns run at peak efficiency.

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