Glossary · Platform

What is OTT?

Over-the-top

OTT (over-the-top) is the delivery of video to viewers over the open internet, direct from the service to the viewer's device, without a cable, satellite or telecom operator controlling the distribution.

How OTT works

The name comes from going over the top of the traditional operator. Video is encoded into several quality levels, stored, and delivered through a content delivery network to an app or browser. The player picks the quality that suits the viewer's connection and adjusts as it changes.

All the viewer needs is an internet connection and a device: a phone, a computer, a smart TV or a streaming stick.

Types of OTT service

  • SVOD: a catalog for a recurring subscription
  • AVOD: free to watch, paid for by advertising
  • TVOD: rentals, purchases and pay-per-view
  • Live and linear: channels and events streamed as they happen
  • FAST: free, ad-supported scheduled channels

OTT vs IPTV vs cable

Cable and satellite deliver channels over the operator's own network to its own box. IPTV also uses internet protocol but over a managed network run by a telecom operator, with guaranteed quality and a set-top box. OTT uses the public internet and any device, which is why anyone who owns content can launch one.

What it takes to launch an OTT service

  • Content you own or have licensed for streaming
  • A platform: content management, encoding, delivery, player and apps
  • A way to earn: subscriptions, advertising, sales or a mix
  • Protection suited to the content, such as DRM for licensed titles
  • Apps on the devices your audience uses

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FAQ

OTT, answered.

More definitions in the streaming glossary.

Planning a streaming service?
What does OTT stand for?

OTT stands for over-the-top, meaning video delivered over the internet on top of, rather than through, a traditional TV operator.

Is OTT the same as streaming?

In everyday use, yes. Streaming is the technique of playing video as it downloads; OTT is the business of delivering video that way, direct to viewers over the internet.

Is OTT the same as connected TV?

No. OTT describes how the video is delivered. Connected TV describes one kind of device it is watched on. OTT video is also watched on phones, tablets and computers.

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