Love Alarm (Korean: 좋아하면 울리는) is a South Korean romance drama series based on Chon Kye-young's Daum webtoon. Starring Kim So-hyun, Jung Ga-ram, and Song Kang, it follows a high school girl in a world greatly influenced by a mobile app capable of notifying whether someone within their vicinity has romantic feelings for them.

Love Alarm is the first Korean drama series confirmed for pick-up by Netflix. The first season of the series was released on Netflix on August 22, 2019. It was ranked as one of Netflix's top releases and was renewed for a second season in October 2019; season 2 was released on March 12, 2021. In 2021, the series managed to rank as the 6th most watched K-dramas worldwide in the platform. In 2022, it was the ninth most searched Korean drama worldwide.