Electronics producer Apple confirmed today it has acquired Shazam, a UK-based music identification app developer backed by a range of corporate investors.

Although neither company disclosed how much Apple paid, an undisclosed source told TechCrunch on Friday the price would be about $400m, and it was confirmed to Recode by three people familiar with the matter.

Shazam has developed an app capable of identifying background music through a mobile device’s microphone, though the company has expanded into commercial partnerships that…