DecibelMeter-High measure db is a professional decibel tester designed for iPhone users. It offers high detection accuracy, making it easy to measure decibel levels anytime and anywhere. Additionally, this program allows users to store test results persistently for future reference. Along with decibel testing, it provides an altitudinal meter feature for real-time measurements of altitude, atmospheric pressure, azimuth, longitude, and latitude at the current position.

Noise hazard is highlighted as a significant concern, as excessive noise can lead to irritability and pose harm to human health, affecting various bodily systems. The app aims to provide a convenient tool for users to monitor and measure sound levels accurately.