Unlike conventional noise apps that disregard your unique room acoustics, Shush intelligently analyzes your environment's specific frequency signature. It then precisely removes those existing tones from its output, delivering a complete broadband spectrum at a significantly lower volume, safeguarding your crucial REM sleep. This innovative approach is exclusive to Shush. It also features a smart sleep timer for customized usage, a specialized tinnitus notch filter for personalized relief, and real-time sound synthesis that guarantees a non-looping, seamlessly natural audio experience.