Best Audio Spectrum Analyzer Pro Apps

250+ iOS apps curated and reviewed

4.6 avg rating

14 free apps

Updated August 2026

Looking for free audio spectrum analyzer pro apps? 14 of our 250+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Audio Spectrum Analyzer Pro Apps (August 2026)

#	App	Price	Rating	Ads	In-App Purchases	Updated
1	Audio Spectrum Analyzer Pro	Free	4.4★ (238)	No	Yes	Aug 2026
2	Audio Spectrum Analyzer dB RTA	Free	4.5★ (3K)	No	Yes	Aug 2026
3	Audio / Spectrum Analyzer	Free was $10.99	4.6★ (1K)	Yes	Yes	Aug 2026
4	Audio Spectrum Analyzer	$3.99	3.9★ (52)	No	No	Aug 2026
5	BMA Spectrum Analyzer	Free	—	No	Yes	Jun 2026
6	MintFFT	Free	5.0★ (4)	No	No	Aug 2026
7	FFT Spectrum Audio Analyzer	$6.99	—	No	No	Aug 2026
8	SpectralScan Audio Analyzer	Free	5.0★ (5)	No	Yes	Jul 2026

Top Picks for Audio Spectrum Analyzer Pro

#1

Audio Spectrum Analyzer Pro by Vlad Polyanskiy

Sound Frequency Analysis

Editor's Choice

🎵 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

#2

Audio Spectrum Analyzer dB RTA by Marina Polyanskaya

Sound frequency, decibel meter

Strong Contender

🎵 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

#3

Audio / Spectrum Analyzer by Loop-Sessions.LLC.

RTA (FFT / Spectrogram)

Worth Considering

🎵 Music

4.6😐(1K ratings)

FreeAdsIn-App Purchases

Audio / Spectrum Analyzer screenshot 1

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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

More Audio Spectrum Analyzer Pro apps to explore

Audio Spectrum Analyzer

Audio Spectrum Analyzer

by Black Cat Systems

Transform your iOS device into a powerful audio spectrum analyzer. Visualize frequencies up to 20 kHz with customizable display options including frequency span, FFT size, and logarithmic views. Enhance analysis with filtering, peak hold, and adjustable decay rates.

Frequency analysis up to 20 kHzAdjustable frequency span and FFT sizeLogarithmic frequency display

BMA Spectrum Analyzer

BMA Spectrum Analyzer

Real time spectrum analyzer

Audio spectrum analyzer

This application provides real-time audio spectrum analysis with clear, smooth visuals. It offers advanced features like peak hold and multiple window functions, all processed locally on your device without ads or data collection.

Real-time FFT spectrum with dB scalePeak hold and multiple window functionsPinch to zoom and swipe to pan

FFT Spectrum Audio Analyzer

FFT Spectrum Audio Analyzer

Real-Time FFT and dB Meter

SpectralScan Audio Analyzer

SpectralScan Audio Analyzer

Spectrum, RTA & Sound Meter

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

free with in-app purchases

Micboard Spectrum

Micboard Spectrum

Pocket RF Scanner

Spectrum Lab - Audio Analyzer

Spectrum Lab - Audio Analyzer

Frequency Spectrum Analyzer

FNam FFT Spectrogram Analyzer

FNam FFT Spectrogram Analyzer

by YEON SEOB KIM

Spectrum-V: Audio analyzer

Spectrum-V: Audio analyzer

Spectrum, Spectrogram & Tuner

CreamAudio Analyzer

CreamAudio Analyzer

Pro audio measurement suite

Audiomerics Analyser Lite

Audiomerics Analyser Lite

Analyse music and sounds

SoundEngg: RTA & Audio Utility

SoundEngg: RTA & Audio Utility

Live Sound Calculators & RTA

Audio Spectrum Monitor

Audio Spectrum Monitor

by Tadao Yamaoka

Visualize audio input in real-time with a music scale display. Adjust the view with drag and pinch gestures, and utilize the built-in tuner and recording features. Analyze pitch and save your audio.

Real-time spectrum displayMusic scale horizontal axisPitch detection with visual indicator

Audio Spectrum Pro: Analyzer

Audio Spectrum Pro: Analyzer

Spectrum, tuner, RT60 & more

Spectrum AUv3 FFT Visualizer

Spectrum AUv3 FFT Visualizer

Real-time FFT Analyzer

$4.99 | 80% OFF

N-Signal / FFT Sound Analyzer

N-Signal / FFT Sound Analyzer

Audio Spectrum Analyzer

Visualize sound in real-time with this audio analysis tool. It measures sound pressure levels and analyzes digital frequency levels, offering a reliable reference for sound checks and adjustments in various environments.

Real-time FFT audio spectrum analysisdB SPL sound pressure level meterDigital frequency analyzer (dBFS)

Smart Easy Sound Analyzer

FAQ about Audio Spectrum Analyzer Pro

What are the best audio spectrum analyzer pro apps for iPhone?

Audio Spectrum Analyzer Pro tops our audio spectrum analyzer pro apps ranking as of August 2026, with a 4.4-star average from 238 App Store ratings, and it's free to download.

Are there free audio spectrum analyzer pro apps for iPhone?

Yes — 14 of the top audio spectrum analyzer pro apps we rank are free to download, including Audio Spectrum Analyzer Pro and Audio Spectrum Analyzer dB RTA.

Does Audio Spectrum Analyzer Pro have ads or in-app purchases?

Audio Spectrum Analyzer Pro has no ads and offers in-app purchases, according to its App Store listing as of August 2026.

How many audio spectrum analyzer pro apps are on the App Store?

We track 250+ audio spectrum analyzer pro apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.

What does the Audio Spectrum Analyzer Pro app do?

This app provides powerful real-time audio analysis, allowing you to visualize sound frequencies. It includes features like an Octave Band Real Time Analyzer, FFT plots, and a sound level meter (dB meter).

What are the key features of this audio analysis app?

Key features include Octave Band Real Time Analyzer, FFT Plot, linear and logarithm scales, up to 16384 FFT size, various window functions, max/min tracking for frequencies, and support for external microphones.