Audio RTA

Audio RTA is a real-time octave RTA analyzer. It gives you a visual representation of an acoustic signal. It can be used to measure the frequency response of audio equipment or to analyze the sounds of musical instruments. Features - Octave RTA analyzer: bands - full, 1/3, 1/6, 1/12 (RMS values) - SPL Meter (dBFS) - Fast real-time response - Sampling rates: 44.1kHz, 48kHz, 96kHz* - Fast Fourier Transform (FFT) - Window sizes: 256, 512, 1024, 2048, 4096, 8192, 16384, 32768, 65536 - Max/min values - Zoom and pan - Measure values - Audio input can be supplied via the built-in microphone and an external microphone (via the USB camera adapter or through the iPhone/iPad dock connector – Core Audio compliant devices) - Sharing charts (through mail, social networks, clipboard) - Exporting image charts (png) to the iOS 11 Document Browser (supports iCloud) - SPL meter weighting: dBZ - linear *For 96kHz analysis use an external microphone with such capabilities through a USB camera adapter or through the iPhone/iPad dock connector.

- iOS 13 Dark Mode - bug fixes

Developer

DEXUS Pawel Krzywdzinski

Main Category

Music

Version

2.7

Version Release

2020-03-16

Initial Release

2014-08-29

Size

3 MB

Age Rating

4+

Price

USD 3.99

Languages

EN

Bundle ID

pl.dexus.Audio-RTA

Version Rating

★ 4.40 (25)

First Seen

2026-05-29

Metadata updated 2026-05-29

Free · Max 90 days · Top 5 categories shown (Y-axis: rank, lower is better)

No rank history data

Reviews are collected only for apps with detected changes (new entries or sharp risers).