Do I need the Nothing X app for the earbuds to function? October 27, 2022 07:18 Updated Ear (1) does not require the Nothing X app to function. However, the app will help you unlock the full potential of Ear (1), so we recommend downloading it. Related articles On which operating systems is the Nothing X app supported? Where can I find information about the end of life disposal of Ear (1)? Why do we need firmware updates? What does a firmware update do? Which Bluetooth sound codecs are supported by Ear (1)? What is the difference between Transparency Mode and just switching the ANC off?