Mobile Friendly Tester

Scan Your Ad Tag to detect if it's mobile friendly.

Check 32+ ad quality tests for ad performance — validate against IAB display ad guidelines

Go ahead, just

copy/paste your tag !

HTML5 Zip

Ad Tag

VAST

Video

Image

Audio

Validate against:

Ad Spec: IAB Ad Guidelines

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Mobile Friendly

This ensures the ad is optimized for mobile devices.

Why do we test it?

With a large percentage of traffic coming from mobile, ads need to be responsive and efficient on smaller screens. Ensuring the ad is mobile-friendly improves reach and engagement.