«Cuatro» is a Spanish free-to-air television channel owned by Mediaset España. It was launched on November 5, 2005, and has since become one of the most popular channels in Spain, attracting a wide audience with its diverse programming.

«Cuatro» is known for its focus on news, reality shows, documentaries, and series. The channel broadcasts a mix of original productions and acquired content, offering something for everyone.

In terms of news, «Cuatro» provides comprehensive coverage of current events in Spain and around the world. The channel also offers in-depth documentaries on a variety of subjects, from history and science to nature and culture.

«Cuatro» is also known for its popular reality shows, which feature a range of themes, including cooking, fashion, and social experiments. The channel also broadcasts a variety of series, including both Spanish and international productions.

«Cuatro» has been a significant player in the Spanish television landscape, consistently ranking among the top channels in terms of viewership. Its commitment to high-quality programming and diverse content has made it a popular choice for viewers of all ages and backgrounds.