YouTube Testing , New Song Recognition , Search Function.br TechCrunch reports that YouTube has announced br a new experiment on Android devices aimed br at determining songs by humming.br According to YouTube's support page, the br search-by-song capability allows users br to hum, sing or record something to find a song.br Once YouTube identifies the song, br the user is directed to relevant videos.br Results can include official music br videos, user-generated content br and Shorts posted on YouTube. .br TechCrunch reports that the experiment br is similar to a capability Google added to its br app, Search widget and Assistant in 2020.br TechCrunch reports that the experiment br is similar to a capability Google added to its br app, Search widget and Assistant in 2020.br The main difference between YouTube br and Google’s alternative search options is the duration in which users must hum or whistle.br The main difference between YouTube br and Google’s alternative search options is the duration in which users must hum or whistle.br Google's version requires users to hum br or whistle for 15 seconds, while YouTube br has shortened that time down to three seconds.br Google's version requires users to hum br or whistle for 15 seconds, while YouTube br has shortened that time down to three seconds.br After its release, Google explained that the function br utilizes machine learning to match user input to br a song's audio "fingerprint" or unique melody. .br TechCrunch reports that YouTube's new searchbr function uses the same technology. .br SoundHouse and MusixMatch are two less popular br music recognition apps that can also identify songsbr with user audio input like singing or humming.