YouTube TV is an American subscription over-the-top streaming television service operated by Google through its subsidiary YouTube. Launched in 2017, the virtual multichannel video programming distributor offers a selection of live linear channel feeds and on-demand content from more than 100 television networks (including affiliates of the Big Three broadcast networks (such as ABC, NBC and CBS), Fox, The CW and PBS in most markets) and over 30 OTT-originated services, as well as a cloud-based DVR.

The service, which is aimed at cord cutters, is currently exclusively available in the United States, and can be streamed through its dedicated website and mobile app, smart TVs and digital media players. As of April 2, 2025, YouTube TV has over 9.4 million subscribers.

YouTube TV launched on April 5, 2017, in five major U.S. markets—New York City, Los Angeles, Chicago, Philadelphia and San Francisco. In addition to carrying national broadcast networks, YouTube TV offers cable-originated channels owned by the corporate parents of the four major networks and other media companies. Other channels initially available on the service included CNBC and MSNBC (owned by Comcast through NBCUniversal), BBC World News (owned by the BBC), Smithsonian Channel (owned by Paramount Global), Sundance TV and BBC America (owned by AMC Networks), numerous sports channels, Disney Channel (owned by The Walt Disney Company).

YouTube TV members also received access to YouTube Premium’s original movies and series, though an additional subscription to Premium was required for customers to access ad-free content and additional app features; Showtime and Fox Soccer Plus were also purchasable as optional premium add-ons for an extra fee. Also in 2017, YouTube added MLB Network, and entered into regional streaming rights deals with two Major League Soccer clubs, Seattle Sounders FC and Los Angeles FC.

In February 2018, YouTube TV began carrying the Time Warner–owned Turner Broadcasting System's cable networks (including, among others, TBS, TNT, CNN and Cartoon Network). In addition, YouTube TV also announced a deal to add NBA TV and MLB Network. With these additional channels, the service increased its monthly price for the first time in March 2018, from $34.99 to $39.99, with no grandfathering or opt-out available.On June 19, 2018, under an agreement with Lionsgate, YouTube TV began offering Starz as a premium add-on, containing linear feeds of the six Starz and eight Starz Encore channels.