What is video on demand (VOD)?

Video on demand (VOD) is a content delivery model that allows users to watch video content whenever they choose, rather than at a scheduled broadcast time. VOD platforms store video content on servers and stream it to users over the internet, enabling flexible, personalized viewing experiences across devices.

Video on demand, commonly abbreviated as VOD, has fundamentally changed how audiences consume video content. Instead of relying on traditional television schedules, users can select and watch movies, TV shows, live event replays, educational content, or user-generated videos at any time.

The rise of high-speed internet, connected devices, and streaming technologies has made VOD one of the dominant forms of digital media consumption. Today, consumers expect instant access to content across smartphones, tablets, connected TVs, desktops, and gaming consoles.

For businesses, publishers, and content creators, VOD offers a scalable way to distribute video globally while collecting valuable insights into viewer behavior and engagement.

VOD platforms host video files on servers or cloud-based infrastructure. When a user selects a video, the platform streams the content over the internet, allowing playback without requiring the entire file to be downloaded first.

Modern VOD services use adaptive bitrate streaming, which automatically adjusts video quality based on a viewer's internet connection and device capabilities. This helps maintain a smooth viewing experience while minimizing buffering.

Behind the scenes, VOD providers rely on content delivery networks (CDNs), video compression technologies, and streaming protocols to efficiently deliver content to audiences worldwide.

Not all VOD platforms operate or monetize the same way. Different business models have emerged to monetize video content, each offering distinct benefits for viewers, content providers, inventory owners, and advertisers.

Subscription video on demand (SVOD)

SVOD platforms charge users a recurring monthly or annual fee for access to a content library. This model prioritizes long-term customer retention and predictable revenue streams.

Examples include streaming entertainment services that offer unlimited viewing for subscribers.

Transactional video on demand (TVOD)

Transactional video on demand (TVOD) generates revenue through one-time purchases or rentals. Consumers pay only for the content they want to watch, making this model popular for newly released films, sporting events, specific high-value series, and premium entertainment.

Advertising-based video on demand (AVOD)

AVOD platforms provide free access to content while generating revenue through advertisements shown before, during, or after videos.

As consumers become more cost-conscious, AVOD has experienced significant growth, offering brands valuable opportunities to reach highly engaged audiences.

Hybrid video on demand models

Many modern streaming platforms combine multiple monetization strategies. For example, a platform may offer a free ad-supported tier alongside premium subscription options with fewer advertisements and additional content.

Video has become one of the most effective digital marketing channels, and VOD platforms represent a major opportunity for advertisers to engage audiences at scale.

Unlike traditional television advertising, VOD environments often provide richer targeting capabilities and more detailed performance measurement. Advertisers can use demographic, behavioral, contextual, and device-level data to reach relevant audiences with greater precision.

For mobile marketers in particular, VOD consumption continues to increase across smartphones and tablets. This creates opportunities to connect media exposure with downstream actions such as app installs, registrations, subscriptions, and in-app purchases (IAP).

The growing popularity of connected TV (CTV) has further expanded VOD advertising opportunities, bringing digital targeting and measurement capabilities into the living room.

As advertising spend shifts toward streaming platforms, accurate measurement becomes increasingly important. Marketers need to understand which campaigns drive meaningful business outcomes rather than focusing solely on impressions or video completion rates.

Key performance indicators often include:

• Reach and frequency
• Video completion rate (VCR)
• Click-through rate (CTR)
• App installs
• Customer acquisition cost (CAC)
• Return on ad spend (ROAS)
• Lifetime value (LTV)

Attribution plays a critical role in connecting VOD ad exposure to conversions. Without reliable measurement, marketers may struggle to determine which channels, creatives, campaigns, and audiences are delivering results.

The VOD industry continues to evolve as consumer viewing habits shift toward streaming-first experiences. CTV and OTT adoption, ad-supported streaming services, and advancements in AI-driven content recommendations are reshaping how audiences discover and consume video.

For marketers, this means greater opportunities to deliver personalized advertising experiences and measure campaign performance across an increasingly diverse media landscape.

As streaming inventory expands and competition for audience attention intensifies, the ability to accurately attribute outcomes and optimize campaigns across channels will become even more important.

As video on demand advertising continues to grow across mobile, connected TV, app, and streaming platforms, marketers need a clear view of campaign performance. Adjust helps businesses attribute and optimize user acquisition (UA) across channels, devices, platforms, and touchpoints.

With Adjust's omnichannel measurement solutions, you can understand how VOD campaigns contribute to installs, engagement, retention, and revenue while maintaining a privacy-first approach.

Ready to improve your streaming and video advertising measurement and grow your app business? Request a demo to see how Adjust can help you maximize performance across your entire marketing mix.