★★★★★ "I use this app when sound checking, does the job, nice & simple to use, can't fault it." - Colin Challinor

Octave RTA is a powerful real-time audio analysis app. Designed with musicians and recording engineers in mind, it can also be used by anyone interested in the world of sound. Ideal for room tuning or speaker tuning, the app enables portable, precision audio measurement and visualization.

Feature Highlights:
● Full, 1/3 and 1/6 Octave
● FFT Size (2048 to 16384 points)
● Fast, Slow (exponential) and Infinite Averaging
● Classic and Modern display modes
● Draggable Cursors
● Pan to adjust visible dB range
● Retina display and iPhone 5 ready

NOTE:
Octave RTA is also available within our Spectrum Analyzer suite, which also includes FFT, Spectrograph and Tone Generator modules. If you need more than just RTA please search for "Spectrum Analyzer" app.