360 Spatial Sound Personalizer is a free Android app developed by Sony Corporation that allows users to create a personalized spatial sound experience on supported devices. By using your smartphone camera to capture your ear images and create your hearing characteristics, you can store the data onto your account and retrieve it on the supported devices for a personalized spatial sound experience.

One important note is that a camera is required on your smartphone to install and use this app. Additionally, supported Sony devices are required to enjoy personalized spatial sound. It is also worth noting that a subscription to a compatible music service may be required to enjoy 360 Reality audio, and service availability depends on countries/regions. Some functions and services may not be supported in certain countries/regions, so it is recommended to update the app to the latest version.

Overall, 360 Spatial Sound Personalizer is a useful app for those looking to enhance their sound experience. With its personalized spatial sound feature, users can enjoy a unique listening experience tailored to their hearing characteristics.