Best Stereo Analyzer App

205+ iOS apps curated and reviewed

4.1 avg rating
14 free apps
Updated June 2026

With an average user rating of 4.1โ˜…, the stereo analyzer app category is one of the App Store's strongest. Browse all 205+ apps we track, sorted so the most loved ones surface first.

Top Picks for Stereo Analyzer App

Decibel : dB sound level meter#1

Decibel : dB sound level meter by Vlad Polyanskiy

Audio noise Spectrum Analyzer
Editor's Choice
๐Ÿ”ง Utilities
4.6๐Ÿ˜(36K ratings)
FreeAdsIn-App Purchases
Decibel : dB sound level meter screenshot 1
Decibel : dB sound level meter screenshot 2
Decibel : dB sound level meter screenshot 3
Decibel : dB sound level meter screenshot 4
Decibel : dB sound level meter screenshot 5
Decibel : dB sound level meter screenshot 6

Transform your device into a professional sound level meter and audio analyzer. Measure ambient noise, monitor decibel levels, and visualize sound frequencies in real time. It also offers advanced sleep tracking with sound recognition to identify disruptions.

What We Love

  • ๐Ÿ‘ Useful for monitoring noise levels
  • ๐Ÿ” Accurate for a phone app
  • ๐Ÿ”ง Good for calibrating audio equipment
  • ๐Ÿ’ก Helpful for hearing protection

Room to Improve

  • ๐Ÿ’ฐ Aggressive upselling tactics
  • ๐Ÿ”’ Privacy concerns around data collection
  • ๐Ÿ•น๏ธ Confusing free vs paid options
Decibel - sound level meter#2

Decibel - sound level meter by App Rover

Spectrum frequency analyzer
Strong Contender
๐Ÿ”ง Utilities
4.6๐Ÿ˜(4.5K ratings)
FreeIn-App Purchases
Decibel - sound level meter screenshot 1
Decibel - sound level meter screenshot 2
Decibel - sound level meter screenshot 3
Decibel - sound level meter screenshot 4

Measure and analyze the sound pressure around you with this app. It provides spectrum frequency analysis and allows you to compare your recordings to a reference chart. Save your measurement history for future reference.

What We Love

  • โœจ Accurate sound measurement
  • ๐Ÿ” Helpful for verifying environmental noise
  • ๐Ÿ“Š Useful for monitoring job site noise levels
  • ๐Ÿ” Good for deciding where to sit in restaurants

Room to Improve

  • ๐Ÿ’ฐ Subscription-based model
  • ๐Ÿ› Glitches and bugs
  • ๐Ÿ”’ Security concerns (mic left open)
Frequency Analyzer#3

Frequency Analyzer by Manfred Kuegel

Audio Spectrum, Spectroid, dB
Worth Considering
๐Ÿ”ง Utilities
4.5(97 ratings)
FreeIn-App Purchases
Frequency Analyzer screenshot 1
Frequency Analyzer screenshot 2
Frequency Analyzer screenshot 3
Frequency Analyzer screenshot 4
Frequency Analyzer screenshot 5
Frequency Analyzer screenshot 6

Transform your device into a professional audio analysis tool with advanced FFT analysis, SPL monitoring, and detailed visualizations. Record, analyze, and export audio data with precision calibration and multiple weighting filters.

More Stereo Analyzer App apps to explore

4
Spectrum Analyzer RTA
Spectrum Analyzer RTA
Spectrum Analyzer RTA
Sound Frequency Analyzer
$19.99

This real-time audio analysis app provides precision measurement and visualization for sound frequencies. It's designed for musicians and recording engineers, offering tools for room and speaker tuning, and can be used with built-in or external microphones.

Octave Band Real Time AnalyzerFFT PlotSpectrograph module
๐ŸŽต Music
(67)
paid
5
Analyzer
Analyzer
Analyzer
by DSP Mobile
$14.99

This app combines a sound pressure level meter with a multi-band frequency analyzer. It's designed for audio professionals and enthusiasts to evaluate acoustic environments, test equipment, and analyze sound in various settings. Offers advanced features and calibration options for accurate measurements.

SPL meter with A, B, C, Z weightingRealtime audio analyzer (RTA)Selectable bandwidth up to 1/1200 octave
๐ŸŽต Music
(11)
free with in-app purchases
6
Audio Spectrum Analyzer Pro
Audio Spectrum Analyzer Pro
Audio Spectrum Analyzer Pro
Sound Frequency Analysis
Free

Analyze sound frequencies in real-time with this powerful tool. It offers detailed octave band analysis, FFT plots, and various measurement scales. Supports multiple microphones and noise analysis features for accurate audio insights.

Octave Band Real Time AnalyzerFFT Plot (Fast Fourier Transform)Sound level meter (dB meter)
๐ŸŽต Music
(236)
free with in-app purchases
7
Tape Measureยฎ
Tape Measureยฎ
Tape Measureยฎ
Measurement App for iPhone
Free

This augmented reality app transforms your phone into a versatile measuring tool. Accurately measure distances, surfaces, angles, and even detect studs. Visualize furniture placement and create floor plans with ease.

Augmented reality tape measureSurface and angle measurementFloor plan creation
๐Ÿ”ง Utilities
(42K)
free with in-app purchases
8
Ultrasonic Analyzer
Ultrasonic Analyzer
Ultrasonic Analyzer
by DEXUS Pawel Krzywdzinski
$19.99
$29.99 | 33% OFF

This app provides real-time audio analysis with visual representations of sound frequencies. It allows users to listen to and analyze ultrasounds, with options for transposed playback and slowed-down analysis of inaudible sounds. It supports various sampling rates and offers detailed charting and measurement tools.

Real-time spectrum analysisSpectrogram and oscilloscope viewsOctave RTA analyzer
๐ŸŽต Music
(34)
paid
9
Frequency Detector Analyzer
Frequency Detector Analyzer
Frequency Detector Analyzer
Spectrum Analyzer EMF Decibel
Free

This application transforms your device into a precise sound analysis tool. It offers real-time frequency detection, visualization, and data logging for musicians, engineers, and curious individuals. Gain clarity and accuracy in understanding the soundscape around you.

Live frequency tunerSpectrogram visualizationAutomatic logging and CSV export
๐Ÿ”ง Utilities
(3)
free with in-app purchases
10
Audio Spectrum Analyzer dB RTA
Audio Spectrum Analyzer dB RTA
Audio Spectrum Analyzer dB RTA
Sound frequency, decibel meter
Free

Analyze sound frequencies and decibel levels with this advanced tool. Ideal for tuning audio systems, it offers real-time spectrum analysis and sound metering for various applications.

Octave Band Real-Time AnalyzerFFT Plot - Fast Fourier TransformIntegrated Sound Level Meter (dB-A)
๐ŸŽต Music
(3K)
free with in-app purchases
11
Devialet
Devialet
Devialet
Ingรฉnierie de France
Free

Control your Devialet home audio devices with this intuitive companion app. Seamlessly set up speakers, manage volume with precision, and access your favorite music streaming services. Create immersive stereo pairs and receive regular updates to enhance your listening experience.

Unified control for all Devialet home productsEasy speaker setup and installationPrecise volume control
๐ŸŽต Music
(21K)
free
12
Audio spectrum analyzer EQ Rta
Audio spectrum analyzer EQ Rta
Audio spectrum analyzer EQ Rta
Sound frequency, decibel meter
$3.99

This app provides real-time audio analysis and visualization for sound frequency and decibel levels. It's designed for precise audio measurement, suitable for both hobbyists and professionals tuning rooms or speakers.

Octave Band Real-Time AnalyzerFFT PlotSmooth HD Graphics
๐Ÿ“Š Productivity
(245)
free
13
Spectrum Lab - Audio Analyzer
Spectrum Lab - Audio Analyzer
Spectrum Lab - Audio Analyzer
Frequency Spectrum Analyzer
Free
๐ŸŽต Music
(0)
14
AUDIIO - RTA Analyzer
AUDIIO - RTA Analyzer
AUDIIO - RTA Analyzer
Spectrogram, RTA, dB Analyzer
Free

Visualize audio in real-time with various data graphs like RTA Bar, FFT, and Spectrogram. Offers full octave and 1/3 octave analysis with linear or logarithmic scales. Displays peak and current dB data in a sleek, functional interface.

Real-time audio analysisRTA Bar / Line GraphFFT and Spectrogram visualization
๐ŸŽต Music
(84)
free with in-app purchases
15
Audio / Spectrum Analyzer
Audio / Spectrum Analyzer
Audio / Spectrum Analyzer
RTA (FFT / Octave Analysis)
Free
$10.99 | 100% OFF

This application analyzes audio input from your microphone, displaying both the waveform and amplitude spectrum in real-time. It offers extensive customization for display, calculation, and signal generation.

Simultaneous waveform and spectrum displayConfigurable display layoutsSelectable FFT size and averaging
๐ŸŽต Music
(129)
free with in-app purchases
16
Spectrum Analyzer: Spectrogram
Spectrum Analyzer: Spectrogram
Spectrum Analyzer: Spectrogram
Audio frequency visualizer
Free

Visualize audio frequencies with real-time analysis. Features include a sound level meter, multichannel harmonic analysis, and adjustable graphical representations. Gain insights into your sound environment with advanced tools.

Sound level meterMultichannel harmonic analysisAdjustable graphics
๐ŸŽต Music
(192)
freemium
17
Equalizer
Equalizer
Equalizer
The Best Parametric EQ
$3.99

This music player offers a powerful and accurate parametric equalizer with advanced playlist controls. Customize your audio experience with seven adjustable control points, separate left/right ear adjustments, and a spectrum analyzer. Share and import EQ presets for a personalized sound.

Parametric equalizer with 7 control pointsSeparate left/right ear EQ adjustmentCustomizable EQ presets
๐ŸŽต Music
(133)
paid
18
Mic Spectrum Analyzer
Mic Spectrum Analyzer
Mic Spectrum Analyzer
by Adrian Ross
Free

Visualize sound from your phone's microphone with various shapes and effects. Customize sensitivity, choose between dark and light themes, and explore 18 presets, custom shaders, and over 16 different effects for advanced users.

18 predefined presetsLoad custom photosAdjustable sensitivity
๐ŸŽต Music
(18)
free
19
3d Scanner Appโ„ข
3d Scanner Appโ„ข
3d Scanner Appโ„ข
LIDAR Scan in 3d
Free

Transform your device into a powerful 3D scanner using LIDAR or TrueDepth technology. Capture spaces and objects in full-color 3D, edit scans, and share them in various popular formats for professional workflows or personal projects.

LIDAR and TrueDepth scanningFull-color 3D captureMultiple export formats (OBJ, GLTF, STL, etc.)
๐Ÿ”ง Utilities
(15K)
freemium
20
Octave RTA
Octave RTA
Octave RTA
Real Time Sound Analyzer
$9.99

This real-time audio analysis app provides precision measurement and visualization for sound. It's designed for musicians and recording engineers, but useful for anyone interested in sound, especially for room or speaker tuning.

Full, 1/3, and 1/6 Octave analysisAdjustable FFT SizeFast, Slow, and Infinite Averaging
๐ŸŽต Music
(150)
free