Audio-Technica Installed Sound is a free iOS application developed by Audio-Technica Corporation designed specifically for sound contractors, front-of-house technicians, musicians, or anyone with an interest in audio. The app provides a comprehensive set of useful tools for audio professionals that are easy to use and navigate.

One of the primary functions of the Audio-Technica Installed Sound app is the RTA with SPL Display, which allows users to measure and analyze sound levels and frequencies in real-time. Additionally, the app includes a Tone/Noise Generator, Wavelength Calculator, UHF Frequency Table, Antenna Line Loss Calculator, Needed Mic Gain Calculator, and Record and Playback of Microphone Test Signals. The ATUC-50 Cable Calculator is also featured in the app, which provides users with the ability to calculate the length of cable required for the Audio-Technica ATUC-50 Digital Discussion System.

Overall, the Audio-Technica Installed Sound app provides a wide range of tools that are essential for audio professionals. The app is well-designed, easy to use, and provides accurate results. It is highly recommended for anyone who wants to streamline their audio workflow and have a comprehensive set of tools at their fingertips.