Hands-Free Assistant is an Android app developed by MediaTek Android. It is a generic auxiliary application that serves as part of a complete custom voice assistant service. The app delivers the audio stream to the voice assistant and allows it to control the characteristics of the keyword spotting process. However, this app cannot function by itself and requires a complete custom voice assistant service to operate.

The Hands-Free Assistant app is available for free and falls under the Utilities & Tools category. It is a useful tool for those who use custom voice assistant services and need an auxiliary app to control the keyword spotting process. The app is user-friendly and easy to install, with a simple interface that allows users to control the audio stream and customize the keyword spotting process.