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We encounter telecommunications and broadcasting every day. Behind those services, unseen technology battles and industry shifts are unfolding. “Shintongbangtong” is a column that explains telecom and broadcast technologies and market trends in clear, engaging language. We cover the latest technologies, policies and market changes with reporting from the field.
[Digital Today reporter Jin-ho Lee] A single term has been showing up with increasing frequency across the media industry: FAST. At first glance the word suggests speed, but in broadcasting FAST refers to something else.
FAST stands for Free Ad-Supported Streaming TV. In short, it’s ad-supported streaming TV that viewers can watch for free. Instead of paying a subscription, users watch ads; platforms and content providers earn revenue from those ads. It’s essentially internet TV you can watch without a subscription fee, provided you sit through the commercials.
FAST is not the same as on-demand OTT or VOD services. Services such as Netflix, TVING, Wavve and Coupang Play let viewers pick exactly what they want to watch—an episode, a movie, or a specific show—on their own schedule.
FAST operates more like a traditional TV channel. Content streams on preprogrammed channels around the clock. Viewers pick a channel and watch whatever is airing, with ads interspersed. It preserves the familiar channel-and-schedule model but delivers it over the internet rather than a broadcast network.
One reason FAST has gained traction is subscription fatigue. The OTT market has expanded rapidly, but so has the strain on consumers. Desired shows are scattered across multiple platforms, and keeping up often means paying for several services. Subscribing to just one or two can feel limiting; subscribing to many becomes expensive.
In that context, FAST offers an appealing alternative. Paid OTTs still lead on new originals and exclusives. But FAST fits casual viewing—past hit dramas and variety shows, news, and sports highlights. Viewers get free access while content owners monetize through advertising.
In the U.S., Pluto TV, Tubi and The Roku Channel are notable FAST services. In Korea, Samsung TV Plus and LG Channels are leading examples. Samsung and LG are leveraging their roles as smart TV makers and platform operators to grow FAST offerings.
◆Why Samsung and LG are investing in FAST
To understand that move, look at the industry structure. FAST presents a profitable model for TV manufacturers. Historically, TV makers competed on screen size, picture quality, price and design—selling higher-performance sets was the main game. In the smart TV era, however, TVs have become internet platforms, not just appliances.
Samsung and LG’s push into FAST follows that shift. With a few clicks of a remote, viewers can reach FAST content immediately. That ease of access enhances a TV’s appeal. When consumers choose a TV, the availability of free channels can influence their decision.
The longer viewers stay on Samsung TV Plus or LG Channels, the more ad revenue the manufacturers generate—and the more viewing data they collect. That data reveals which genres draw audiences, when people turn on the set, and which channels hold attention the longest.
Samsung says Samsung TV Plus offers more than 100 channels covering news, sports, movies, music and kids · family content. Samsung TV Plus runs not only on Samsung smart TVs but also on Samsung mobile devices.
To mark LG Channels’ 10th anniversary last year, LG refreshed its logo and user experience and added region-specific features. In the U.S., it introduced an Upcoming list that previews new content and added scheduling and alert functions. LG says those features are crucial in the U.S., where many sports fans don’t want to miss games.
For TV makers, FAST opens new revenue opportunities after the device sale. In the past, selling a TV marked the end of much of a manufacturer’s role. Now every aspect of the viewing experience—what appears on the home screen, which apps are launched, which free channels users linger on—creates business value. A FAST interface becomes a platform that blends content distribution, advertising and data-driven services.
FAST also gives content creators fresh outlets. Broadcasters and studios can repurpose existing dramas, variety shows, documentaries and films. Even after a program’s original run, packaging it into a channel format can extend its life. Where reruns and VOD were once the main afterlife, FAST lets older content reclaim value through curation and scheduling.
For example, a channel might run a popular drama all day. Another could compile past seasons or highlight moments from variety shows. Providers can build themed channels—travel, pets, golf, cooking or documentaries—turning content libraries into continuous viewing experiences rather than single-sale assets.
◆FAST as an export channel for K-content
The government is watching FAST as well, seeing it as a powerful tool to spread K-content. Last year the Ministry of Science and ICT funded a K-FAST expansion project focused on AI dubbing. Six consortia applied AI dubbing and other localization tools to K-content, producing roughly 1,400 hours of AI-dubbed material and creating 20 K-channels. Those channels will stream to about 20 countries across North America, Latin America and Europe via Samsung TV Plus and LG Channels.
That shows FAST is more than a new revenue stream. It lets K-content reach international audiences through free channels. Local-language dubbing improves accessibility, allowing overseas viewers to discover K-content on smart TVs without paying extra subscription fees.
FAST could also change how K-content is exported. Where rights sales, placement on global OTTs and YouTube distribution have been the main routes, FAST offers sustained exposure at the channel level. That can create new opportunities for small and mid-sized producers.
FAST matters to the advertising market, too. Traditional TV ads reach many viewers at once but limit precise targeting. Because FAST runs over the internet, platforms can build more refined ad products using smart TV viewing data. Advertisers can target specific genres or viewing behaviors, and platforms can improve ad performance.
Challenges remain. Free access doesn’t guarantee sustained viewing. Excessive or repetitive ads create fatigue. If channel lineups are monotonous or content quality is low, viewers will leave. FAST’s advantage depends on whether platforms can build channels people actually want to watch.
We should expect more AI integration. AI dubbing reduces language barriers. Recommendation engines can surface channels that match viewer tastes. AI will also play a key role in delivering contextually relevant ads.
FAST is not simply “free TV.” It transfers the old broadcast grammar of channels and scheduling into an internet-native environment, combining smart TV platforms, ad technology and AI-based localization. That is why Samsung and LG are investing in FAST—and why the government sees it as a means to promote K-content.
Broadcasting and the content market have always evolved with technology. From terrestrial to cable, cable to IPTV, and then to OTT, viewers’ choices have steadily expanded. Today the industry competes over which screens, which delivery methods and which monetization strategies will prevail. FAST looks poised to be the next chapter—where the channel experience of broadcasting, the internet technology of OTT, ad-platform economics and AI-driven localization all converge.
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