The world of YouTube is vast, with content varying from music videos, to movies, to tutorials, to product demos. It’s no wonder it is the second largest search engine in the world. As a result, users are used to watching long form content. But unless you’re planning on giving them a binge-worthy TV series, they’re not going to stick around for longer than a couple of minutes. Hubspot found that audiences engaged the most with content that was under two minutes, so try to keep your videos within that bracket. YouTube video length: < 2 minutes
In-stream ads (aka. Pre-roll ads) are the ads played automatically before YouTube videos. They’re not a fan favourite as they are intrusive and prevent viewers from seeing the content they’re looking for (even if it is only for a few seconds). As a result, shorter is better! The most effective YouTube pre-roll ad length is 15 to 30 seconds. However, 3 types of pre-roll ads and lengths: Bumper ads Ads that users must watch before they can access the video. Length: 6 seconds Non-skippable ads Viewers must watch the full ad to access the video. Length: 15 - 20 seconds long Skippable ads Viewers must watch the first 5 seconds before they can skip to watch the video. Length: 6 - 20 seconds long what is crucial for pre-roll ads is grabbing the viewers’ attention. You must hook the viewer in the first 5 seconds before they can skip past the ad.