Applications offering soundscapes characterized by a frequency spectrum where the power density decreases with increasing frequency, primarily designed for the Android operating system, provide a specific type of auditory masking. These tools generate a static-like sound, often likened to natural ambient sounds such as waterfalls or wind. An example is a program available via the Google Play Store that produces consistent sound with the aim of reducing the perception of unwanted disturbances.
Such utilities can be valuable for promoting relaxation, enhancing focus, and mitigating the effects of tinnitus. Historically, similar auditory masking techniques have been employed in clinical settings to manage certain auditory conditions. The accessibility of mobile devices has broadened the use of these techniques for personal wellness.