Audio Tool: suite of Decibel Meter Pro 2, Microphone Pro, Tone Generator Pro, Scope Pro Very useful set of apps from Performance Audio. A pro audio company.
RTA Audio: real time spectral analyzer Buy the premium version. 20 to 20 khz Many options! Great room setup tool!
RTA Audio: real time spectral analyzer Buy the premium version. 20 to 20 khz Many options! Great room setup tool!