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Local Storage Detector

Upload your HTML5 Ad to detect if it uses localStorage.

Check 39+ ad quality tests for ad performance — validate against IAB HTML5 ad guidelines

Go ahead, just
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Validate against:
Ad Spec: IAB Ad Guidelines
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Local Storage

This detects if the ad uses local storage to store data on the user's browser.

Why do we test it?

Excessive or inappropriate use of local storage can raise privacy concerns and potentially violate regulations such as GDPR.