File Extension Detector

Upload Your Video Ad to determine the video's file extension.

Check 24+ ad quality tests for ad performance — validate against IAB video ad guidelines

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HTML5 Zip

Ad Tag

VAST

Video

Image

Audio

smart_display settings_system_daydream panorama

Drop your video ads here

MP4, WebM, MOV, AVI, MPG, 3GP, MXF

Validate against:

Ad Spec: IAB Ad Guidelines

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The file extension of the video file, for example: mp4.

Publishers commonly have a restricted number of video file types they accept.