# Spectrum Analyzer RTA

> Sound Frequency Analyzer

Canonical page: [https://chrome-stats.com/d/id490078884](https://chrome-stats.com/d/id490078884)

## Overview

- **ID:** `id490078884`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** ONYX Apps
- **Category:** Music
- **Rating:** 4.20 / 5 (68 ratings)
- **Version:** 1.9.5
- **Last updated:** 2018-11-19
- **First published:** 2012-10-04
- **Size:** 6.83 MB
- **Data as of:** 2026-09-17
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/spectrum-analyzer-rta/id490078884)
- **Privacy policy:** [http://onyx3.com/app-privacy.html](http://onyx3.com/app-privacy.html)

## Description

Spectrum Analyzer RTA is a real-time browser-based audio analysis extension featuring octave-band RTA, FFT plots, and a spectrograph for precise room and speaker tuning. It also includes a test-tone and white/pink-noise generator for quick calibration.

The tool uses the Web Audio API to capture microphone input and visualize frequency response with a clean, responsive UI. Designed for musicians, engineers, and enthusiasts, it runs in Chrome and modern browsers for portable, in-browser measurements.

## Rankings

- #161,859 — Overall
- #3 — analyzer

## Similar extensions and apps

- [Spectrum Analyzer+ FFT](https://chrome-stats.com/d/id6760830858) — 2.30 / 5
- [Audio Frequency Analyzer](https://chrome-stats.com/d/id684641742) — 3.70 / 5
- [Audio Spectrum Analyzer dB RTA](https://chrome-stats.com/d/id1281873790) — 4.50 / 5
- [RTA Audio Spectrum Analyzer](https://chrome-stats.com/d/id6756555682)
- [Spectrum Analyzer: Audio RTA](https://chrome-stats.com/d/id6781270627) — 1.00 / 5
- [Spectrum-V: Audio analyzer](https://chrome-stats.com/d/id6450556284)
- [Audio spectrum analyzer EQ Rta](https://chrome-stats.com/d/id1122398778) — 4.50 / 5
- [Audio Spectrum Pro: Analyzer](https://chrome-stats.com/d/id6780856025)
- [Octave RTA](https://chrome-stats.com/d/id569156857) — 4.40 / 5
- [RTA Pro](https://chrome-stats.com/d/id703753970) — 4.50 / 5
- [FFT Plot](https://chrome-stats.com/d/id569468015) — 4.80 / 5
- [Audio Spectrum Analyzer Pro](https://chrome-stats.com/d/id1152352806) — 4.40 / 5

---

Source: [Chrome-Stats](https://chrome-stats.com/d/id490078884)