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Viewability and Ad Effectiveness for Online Video Advertising

Online Video Advertising

More and more brands are focusing their budgets on online video marketing. The video is playing an important role in the marketing strategies of brands having an online presence.

More video is being watched and is mostly accessed on mobile devices. We would have heard the word Viewability in the digital advertising sphere but most of us are not clear about what it really is.

The effectiveness of online video ad can be measured by different metrics but viewability remains very vital. Advertisers and publishers are trying to find the solution to ensure that the video ad meets the IAB viewability standard.

On Desktop, if fifty percent of the pixels are in view for a minimum of two seconds, then the online video ad is considered viewable.



Viewability is a metric for measuring the success of online advertising. This tracks the impression that can actually be seen by users only.

The advertisers will be able to pay only the for the ads that are visible to the users. It is said there is more than fifty percent of ads online that are not viewable. With viewability, advertisers can effectively know the effectiveness of the online video advertising.

What makes online ads not viewable? If the ad is not above the fold of a web page, it may not be viewable. This can be because the web pages are being accessed by the users on different devices such as Smartphone, desktop computers and tablets in different screen sizes.

Due to the screen size, the ad may load below the fold. Using of ad blockers is another scenario in which the ad may not be visible. Another issue for ads to becomes nonviewable is bot traffic or nonhuman traffic to websites. The user might have opened another tab while the ad is playing.

How important is viewability for the effectiveness of online video ad?

Google says half of the online videos ads are never seen by the users. This is millions of dollars waste for advertisers. And on the publisher side, the value of the ad inventory is decreased.

Thus the digital advertising industry is currently valuing viewable impressions and not the served impressions.

Digital measurement is an obstacle to the advertising and marketing agencies growth as the effectiveness of the online video campaign is measured using the click-through rates and cost per thousand metrics.

The results can be inaccurate with these metric. There is also fraud in digital advertising world and advertiser may end up serving the ad to bots acting like a human.


Source : comScore

Here are few reasons why viewability is important for measuring the effectiveness of online video advertising.

● Viewability helps in tracking Bots and real human views

● We can find which online video ad campaigns have more viewership and engagement using viewability

● We can have the insights to decide to place the ads to make them more viewable.

Viewability is important for the publishers as well to understand the performance of the ad placement space.

Viewability is going to continue to grow and this metric will be adopted by more and more advertisers. It is a challenge to predict the long-term effects of viewability but a standard is expected to be implemented.

However, Viewability along should not be taken as the single metric to measure the performance of the campaign. This is because not all the web pages and publishers will offer hundred percent viewability.

Even if the online video on achieves hundred percent viewability it is not assured that the online video ad reached the right audience. Completed views are valuable than the click through rates.

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