Noise Reducer: Better Sound is an Android app developed by SM Infotech that aims to reduce or completely remove background noise from audio or video files. This app provides the perfect solution for users who experience difficulty listening to their audio or video files due to background noise.

One of the main features of this app is its ability to reduce background noise and clear media from the audio or video. Additionally, users can trim or cut a particular segment from the media with customizable options. The app also allows users to convert audio into different formats with different bit rates and sample rates. Users can also obtain audio files in different output formats such as WAV, M4A, and AAC. Lastly, the app includes a feature to record clean and crystal clear audio.

To use the app, the user must grant permission to read and write external storage to save and display created audio and video files. Additionally, the app requires permission to record audio files.

Overall, Noise Reducer: Better Sound is an efficient app that provides a solution for users who struggle with background noise in their media files. The app is free to use and is available on the Android platform.