YouTube has approved 30-second unskippable ads for television viewers who aren't subscribed to YouTube Premium. The new ad format, spotted first by Android Headlines, is designed specifically for big-screen viewing and will appear alongside existing 6-second and 15-second ad formats. Google's AI will dynamically choose which ad length to show based on audience and viewing context.

This move comes as YouTube continues its crackdown on ad blockers and seeks new revenue streams. The platform has become a popular destination for TV viewing, with many users streaming content through apps on devices like Google TV. While YouTube currently shows ads to non-Premium users, the addition of longer unskippable formats could significantly impact the viewing experience.

For advertisers, this new format offers more flexibility in reaching audiences on the biggest screen in the house. However, for viewers, it represents another potential frustration in an already ad-heavy environment. The timing is notable as YouTube recently introduced YouTube Premium Lite, a lower-cost subscription option that removes most ads. This strategy of making the free experience less pleasant while offering tiered paid options appears designed to push more users toward paid subscriptions.