Best Audio Analysis Apps

226+ iOS apps curated and reviewed

4.5 avg rating
15 free apps
Updated July 2026

Whether you're new to audio analysis or looking for an upgrade, our curated collection of 226+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Audio Analysis Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Audio / Spectrum AnalyzerAudio / Spectrum AnalyzerFree was $10.994.6★ (983)YesYesAug 2026
2RTA AudioRTA AudioFree3.6★ (31)NoYesJun 2026
3Audio Spectrum Analyzer dB RTAAudio Spectrum Analyzer dB RTAFree4.5★ (3K)NoYesAug 2026
4AudioTools, dB, Sound & AudioAudioTools, dB, Sound & Audio$19.994.8★ (5.1K)NoYesAug 2026
5Audio Spectrum Analyzer ProAudio Spectrum Analyzer ProFree4.4★ (236)YesYesJul 2026
6Audio spectrum analyzer EQ RtaAudio spectrum analyzer EQ Rta$3.994.5★ (245)NoNoJun 2026
7SonarRoom Audio Analysis ToolSonarRoom Audio Analysis ToolFree was $14.995.0★ (4)NoYesAug 2026
8The Economist: News & AnalysisThe Economist: News & AnalysisFree4.9★ (182K)YesYesAug 2026

Top Picks for Audio Analysis

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
RTA Audio#2

RTA Audio by New Ball s.r.o.

Strong Contender
🎵 Music
3.6(31 ratings)
FreeIn-App Purchases
RTA Audio screenshot 1
RTA Audio screenshot 2
RTA Audio screenshot 3
RTA Audio screenshot 4
RTA Audio screenshot 5

Analyze audio in real-time with detailed frequency spectrum and waveform visualizations. Record and export your audio analysis results, including spectrograms and frequency tables, for sharing or archiving.

Audio Spectrum Analyzer dB RTA#3

Audio Spectrum Analyzer dB RTA by Marina Polyanskaya

Sound frequency, decibel meter
Worth Considering
🎵 Music
4.5😐(3K ratings)
FreeIn-App Purchases
Audio Spectrum Analyzer dB RTA screenshot 1
Audio Spectrum Analyzer dB RTA screenshot 2
Audio Spectrum Analyzer dB RTA screenshot 3

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.

What We Love

  • 🚀 Excellent audio analysis tool
  • 👍 Clean and intuitive interface
  • 💡 Customizable frequency range
  • 🔍 Accurate real-time spectrum visualization

Room to Improve

  • 🐛 Compatibility issues with newer iOS versions
  • 🔁 Constant prompts to upgrade to Pro version
  • 🔌 High battery consumption

More Audio Analysis apps to explore

4
AudioTools, dB, Sound & Audio
AudioTools, dB, Sound & Audio
AudioTools, dB, Sound & Audio
RTA, Acoustics Measurement SPL
$19.99

This professional audio analysis app offers a comprehensive suite of tools for acoustic measurements, including SPL, RTA, and FFT. It calibrates device microphones for accurate results and allows for the addition of powerful optional modules for advanced analysis.

SPL Meter with A/C weightingReal Time Analyzer (RTA)Fast Fourier Transform (FFT) analysis
🎵 Music
(5.1K)
free with in-app purchases
5
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)
🎵 Music
(236)
free with in-app purchases
6
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
📊 Productivity
(245)
free
7
SonarRoom Audio Analysis Tool
SonarRoom Audio Analysis Tool
SonarRoom Audio Analysis Tool
Find Problems and Get Solution
Free
$14.99 | 100% OFF

Visualize your room's sound quality in 3D with this acoustics analyzer. It identifies audio issues like bass nulls and echoes, then provides simple, actionable advice to improve your listening or mixing environment. No special equipment is needed.

3D acoustic heatmap of sound qualityPlain-English recommendations for fixesFull walk-around room measurement
🎵 Music
(4)
free
8
The Economist: News & Analysis
The Economist: News & Analysis
The Economist: News & Analysis
Global News, Video & Podcasts
Free

Access independent, fact-checked global news analysis and reporting. Understand complex world events through articles, podcasts, and videos. Offers premium content for deeper insights into politics, economics, science, and technology.

Fact-checked global reportingWeekly edition accessAward-winning podcasts
📡 News
(182K)
free with in-app purchases
9
Oscilyzer
Oscilyzer
Oscilyzer
Audio analyzer and generator
Free

Analyze and generate audio signals with this app, featuring an oscilloscope for real-time waveform visualization and a spectrum analyzer for frequency analysis. It also includes a synthesizer for creating AM/FM modulated audio.

Real-time oscilloscope with triggeringSpectrum analyzer with Metal accelerationAM/FM synthesizer with waveform generation
📊 Productivity
(9)
free
10
Mudify MP3 Download Player
Mudify MP3 Download Player
Mudify MP3 Download Player
Music Player, Download Songs
Free

Explore public domain music, record audio, and transcribe it instantly with AI. This app offers tools for learning, creating, and analyzing audio content, all within a single platform.

Explore public domain musicAI transcription and summaryStudy and note assistant
🎵 Music
(5.2K)
free with in-app purchases
11
Voice Recorder, Voice Memos ®
Voice Recorder, Voice Memos ®
Voice Recorder, Voice Memos ®
Ai Transcribe & Spatial Audio
Free

This app offers robust audio recording and editing capabilities, including AI-powered noise cancellation and speech-to-text conversion. It also features screen recording and seamless file management with cloud sync and easy sharing options.

One-touch recording and savingAI-powered noise cancellationSpeech-to-text transcription
📊 Productivity
(12K)
subscription
12
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
13
Spectrum Lab - Audio Analyzer
Spectrum Lab - Audio Analyzer
Spectrum Lab - Audio Analyzer
Frequency Spectrum Analyzer
Free
🎵 Music
(0)
14
Audio Spectrum Viewer
Audio Spectrum Viewer
Audio Spectrum Viewer
Audio Frequency Analysis Tool
$0.99

Visualize the frequency content of your live audio environment with a dynamic waterfall spectrogram. Analyze sound systems, create audio fingerprints of environmental sounds, and save spectrograms with custom captions. Capture audio in the background for simultaneous recording and photography.

Live audio frequency visualizationWaterfall/spectrogram displaySpeaker and sound system analysis
🔧 Utilities
(4)
paid
15
Tone Audio Analysis
Tone Audio Analysis
Tone Audio Analysis
by The Tone Knows
Free

Explore the soundscape around you with real-time audio analysis, revealing frequencies beyond human hearing. Detect and decode high-frequency tone tags embedded in media, transforming your device into a portable spectrum analyzer. Discover hidden audio signals and visualize sound in interactive maps.

Real-time spectrum analysisDetects high-frequency tone tagsOn-device media player with spectral view
🎵 Music
(1)
free
16
Voice Recorder, Audio Memos
Voice Recorder, Audio Memos
Voice Recorder, Audio Memos
Voice Recorder
Free

Record high-quality audio for lectures, meetings, and more. Edit recordings with tools like trim, split, and join. Advanced features include speech-to-text, noise reduction, and voice changing.

High-quality audio recordingComprehensive audio editorSpeech to text conversion (30 languages)
🔧 Utilities
(968)
free with in-app purchases
17
Audio Toolbox
Audio Toolbox
Audio Toolbox
Audio Analysis and Creation.
$3.99

This app provides a comprehensive suite of audio analysis tools, including a tone generator, oscilloscope, and FFT analysis engine. It allows users to create and analyze various waveforms, detect frequencies, and tune instruments with high accuracy.

Tone Generator (20Hz-22KHz)Multiple Waveform OptionsFast Fourier Analysis
🎵 Music
(7)
paid
18
Sound Spectrum Analysis
Sound Spectrum Analysis
Sound Spectrum Analysis
Audio Frequency Analyzer (RTA)
Free

Analyze sound spectrums in real-time using your device's microphone. This tool offers detailed frequency and amplitude scales, various window functions, and octave band analysis. It can also function as a noise level meter and allows for data export and saving of measurements.

Real-time sound spectrum analysisFast Fourier Transform (FFT) with adjustable sizeLinear and logarithmic frequency/amplitude scales
🔧 Utilities
(41)
free with in-app purchases
19
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
20
Lab | Audio
Lab | Audio
Lab | Audio
For the love of audio
Free

Explore the world of audio with this app. It offers playback controls, real-time frequency displays, and spectrogram analysis to understand sound.

Audio playback (play, pause, skip)Real-time frequency displaySpectrogram analysis
🎵 Music
(0)
free

FAQ about Audio Analysis

What are the best audio analysis apps for iPhone?
Audio / Spectrum Analyzer tops our audio analysis apps ranking as of July 2026, with a 4.6-star average from 983 App Store ratings, and it's free to download.
Yes — 15 of the top audio analysis apps we rank are free to download, including Audio / Spectrum Analyzer and RTA Audio.
Audio / Spectrum Analyzer shows ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 226+ audio analysis apps on the iOS App Store as of July 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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