Check the creative,
before it ships.
Upload a static image, animated GIF, or HTML5 ZIP package to inspect its dimensions and basic package setup. Your file stays on this device.
Add a creative
PNG, JPG, WebP, GIF, or HTML5 ZIP · up to 10 MB · no file is uploaded or retained.
Optional placement-size check Use this only to flag a mismatch against a known requirement.
Creative preview
Asset and click setup
HTML5 packages are inspected before previewing. Confirm click-through behavior, ad-server settings, and publisher requirements separately.
Video Validator
Inspect a video safely on this device. Its contents are never uploaded, retained, or sent to analytics, APIs, or third parties.
A general technical review of the video and audio tracks.
Files are read in small chunks by a locally bundled parser. Preview support depends on your browser and is separate from metadata inspection.
Video metadata
Technical preflight
Unknown metadata is never treated as a pass or failure. A technical result does not guarantee publisher or platform approval.