Best Audio Analyzer Apps

249+ iOS apps curated and reviewed

4.7 avg rating
16 free apps
Updated August 2026

From beginner-friendly picks to power-user tools, our audio analyzer list covers 249+ iPhone apps updated through August 2026. Compare ratings, prices, and screenshots in one place.

Compare top Audio Analyzer Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Audio / Spectrum AnalyzerAudio / Spectrum AnalyzerFree was $10.994.6★ (983)YesYesAug 2026
2Audio Spectrum Analyzer ProAudio Spectrum Analyzer ProFree4.4★ (236)YesYesJul 2026
3Decibel X:dB Sound Level MeterDecibel X:dB Sound Level MeterFree4.7★ (160K)NoYesAug 2026
4AudioAnalyzerAppAudioAnalyzerAppFreeNoNoMay 2026
5Audio Spectrum Analyzer dB RTAAudio Spectrum Analyzer dB RTAFree4.5★ (3K)NoYesAug 2026
6Audio AnalyzerAudio Analyzer$3.995.0★ (2)NoNoMay 2026
7CreamAudio AnalyzerCreamAudio AnalyzerFreeNoYesJul 2026
8Easy Audio SpectrogramEasy Audio SpectrogramFreeNoNoJul 2026

Top Picks for Audio Analyzer

Audio / Spectrum Analyzer#1

Audio / Spectrum Analyzer by Loop-Sessions.LLC.

RTA (FFT / Spectrogram)
Editor's Choice
🎵 Music
4.6😐(983 ratings)
FreeAdsIn-App Purchases
Audio / Spectrum Analyzer screenshot 1
Audio / Spectrum Analyzer screenshot 2
Audio / Spectrum Analyzer screenshot 3
Audio / Spectrum Analyzer screenshot 4
Audio / Spectrum Analyzer screenshot 5
Audio / Spectrum Analyzer screenshot 6

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.

What We Love

  • 👍 Customizable features
  • ⚙️ Accurate measurements
  • 🚀 Helpful for troubleshooting
  • 💡 Useful for ghost hunting

Room to Improve

  • 🐛 Crashes and freezes
  • 🔋 High battery and CPU usage
  • 🚫 Inappropriate ads/content
Audio Spectrum Analyzer Pro#2

Audio Spectrum Analyzer Pro by Vlad Polyanskiy

Sound Frequency Analysis
Strong Contender
🎵 Music
4.4😐(238 ratings)
FreeIn-App Purchases
Audio Spectrum Analyzer Pro screenshot 1
Audio Spectrum Analyzer Pro screenshot 2
Audio Spectrum Analyzer Pro screenshot 3
Audio Spectrum Analyzer Pro screenshot 4
Audio Spectrum Analyzer Pro screenshot 5

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.

What We Love

  • 👍 Intuitive and easy-to-use interface
  • 💰 Completely free with no ads
  • 🎯 Accurate frequency and spectrum analysis
  • 📊 Multiple visualization modes (FFT, spectrograph, bar display)

Room to Improve

  • 💸 Aggressive subscription/paywall nags
  • 🔄 Frequent iOS compatibility issues after updates
  • 📉 Features moved behind paywall in recent updates
Decibel X:dB Sound Level Meter#3

Decibel X:dB Sound Level Meter by SkyPaw Co., Limited

Frequency Spectrum Analyzer
Worth Considering
🔧 Utilities
4.7😐(160K ratings)
FreeIn-App Purchases
Decibel X:dB Sound Level Meter screenshot 1
Decibel X:dB Sound Level Meter screenshot 2
Decibel X:dB Sound Level Meter screenshot 3
Decibel X:dB Sound Level Meter screenshot 4
Decibel X:dB Sound Level Meter screenshot 5
Decibel X:dB Sound Level Meter screenshot 6

This app transforms your device into a professional sound level meter, precisely measuring ambient noise pressure. It offers advanced features like frequency analysis, historical data management, and dosimeter functions, making it useful for various applications and entertainment.

What We Love

  • ⭐ Excellent app
  • 👍 Easy to use and understand
  • 🔍 Useful for various applications
  • 🎓 Helpful for hearing protection

Room to Improve

  • 💰 Expensive subscription model
  • 🔒 Misleading free trial
  • 📢 Intrusive ads

More Audio Analyzer apps to explore

4
AudioAnalyzerApp
AudioAnalyzerApp
AudioAnalyzerApp
Let's enjoy sound
Free
🎵 Music
(0)
5
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)
🎵 Music
(3K)
free with in-app purchases
6
Audio Analyzer
Audio Analyzer
Audio Analyzer
Realtime Spectrum Analyzer
$3.99

Visualize audio in real-time with waveform and spectrum analysis. Explore historical peaks and FFT data with intuitive touch controls for zooming and volume adjustment.

Waveform visualizer (oscilloscope)Spectrum analyzerHistorical peak display
🎵 Music
(2)
paid
7
CreamAudio Analyzer
CreamAudio Analyzer
CreamAudio Analyzer
Pro audio measurement suite
Free
🔧 Utilities
(0)
8
Easy Audio Spectrogram
Easy Audio Spectrogram
Easy Audio Spectrogram
Visualize sound effortlessly
Free
🔧 Utilities
(0)
9
SpectralScan Audio Analyzer
SpectralScan Audio Analyzer
SpectralScan Audio Analyzer
Spectrum, RTA & Sound Meter
Free

Transform your device into a professional audio analysis tool. Visualize sound in real-time with a high-resolution spectrum, perform precise sine sweep measurements, and analyze frequency content over time. Save, compare, and export your audio data.

Real-time frequency spectrum visualizationSine sweep measurements for system responseSpectrogram for time-frequency analysis
🔧 Utilities
(5)
free with in-app purchases
10
Audio Analyzer
Audio Analyzer
Audio Analyzer
by DEXUS Pawel Krzywdzinski
$9.99

This app provides real-time visual analysis of acoustic signals. It offers detailed insights into sound through spectrum, spectrogram, oscilloscope, and RTA displays, useful for musicians, engineers, and researchers.

Real-time spectrum analyzerSpectrogram analysis (color/B&W)Oscilloscope with full FFT window
🎵 Music
(40)
paid
11
Spectrum Lab - Audio Analyzer
Spectrum Lab - Audio Analyzer
Spectrum Lab - Audio Analyzer
Frequency Spectrum Analyzer
Free
🎵 Music
(0)
12
Spectrum-V: Audio analyzer
Spectrum-V: Audio analyzer
Spectrum-V: Audio analyzer
Spectrum, Spectrogram & Tuner
$5.99
🔧 Utilities
(0)
13
NIOSH Sound Level Meter
NIOSH Sound Level Meter
NIOSH Sound Level Meter
by EA LAB
Free

This free app measures sound levels and noise exposure using your smartphone. Developed by acoustics experts, it provides professional-grade metrics and guidance on hearing protection and noise prevention.

Sound level measurementNoise dosimetryHearing hazard information
🔧 Utilities
(17K)
free
14
BMA Spectrum Analyzer
BMA Spectrum Analyzer
BMA Spectrum Analyzer
Real time spectrum analyzer
Free
🎵 Music
(0)
15
Audio Analyst
Audio Analyst
Audio Analyst
Explore a new world of audio
Free

This professional audio analysis software offers a comprehensive suite of measurement tools. It supports spectrum analysis, phase spectrum, audio oscilloscope, and spectrograms, along with recording, playback, and peak measurement functionalities.

Spectrum analysisAudio oscilloscopeSpectrogram visualization
🔧 Utilities
(1)
free with in-app purchases
16
FFT Spectrum Audio Analyzer
FFT Spectrum Audio Analyzer
FFT Spectrum Audio Analyzer
Real-Time FFT and dB Meter
$6.99
🎵 Music
(0)
17
Frequency Analyzer Spectrum
Frequency Analyzer Spectrum
Frequency Analyzer Spectrum
Audio Spectrum Analyzer Hz
Free
🌟 Lifestyle
(0)
18
Decibel : dB sound level meter
Decibel : dB sound level meter
Decibel : dB sound level meter
Audio noise Spectrum Analyzer
Free

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.

Real-time decibel (dB) sound level monitoringIntegrated Spectrum Analyzer (FFT, spectrogram)Sleep tracking with sound recognition
🔧 Utilities
(36K)
freemium
19
Spectrum: Audio Analyzer
Spectrum: Audio Analyzer
Spectrum: Audio Analyzer
Real-time FFT spectrum
Free
🎵 Music
(0)
20
Audio File Analyzer
Audio File Analyzer
Audio File Analyzer
Waveform and Spectrum Analysis
Free
🎵 Music
(0)

FAQ about Audio Analyzer

What are the best audio analyzer apps for iPhone?
Audio / Spectrum Analyzer tops our audio analyzer apps ranking as of August 2026, with a 4.6-star average from 983 App Store ratings, and it's free to download.
Yes — 16 of the top audio analyzer apps we rank are free to download, including Audio / Spectrum Analyzer and Audio Spectrum Analyzer Pro.
Audio / Spectrum Analyzer shows ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 249+ audio analyzer apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
This app analyzes audio signals from your device's microphone and displays both the audio waveform and its amplitude spectrum in real-time. It uses FFT (Fast Fourier Transform) to calculate the spectrum, allowing for detailed frequency analysis.
Key features include simultaneous waveform and spectrum display, selectable FFT sizes, spectrum averaging for smoother results, various frequency weighting options (Flat, dBA, dBC), octave band analysis, and the ability to generate sine, triangle, square, and saw waveforms, as well as white and pink noise.

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