Best Audio Spectrum Analyzer Db Rta Apps

225+ iOS apps curated and reviewed

4.4 avg rating
16 free apps
Updated July 2026

Whether you're new to audio spectrum analyzer db rta or looking for an upgrade, our curated collection of 225+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Audio Spectrum Analyzer Db Rta Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Audio Spectrum Analyzer dB RTAAudio Spectrum Analyzer dB RTAFree4.5★ (3K)NoYesJul 2026
2Audio / Spectrum AnalyzerAudio / Spectrum AnalyzerFree was $10.994.6★ (971)YesYesJul 2026
3Decibel X:dB Sound Level MeterDecibel X:dB Sound Level MeterFree4.7★ (156K)NoYesJul 2026
4Audio Spectrum Analyzer ProAudio Spectrum Analyzer ProFree4.4★ (236)YesYesJul 2026
5Decibel : dB sound level meterDecibel : dB sound level meterFree4.6★ (36K)YesYesJul 2026
6Smaart RTASmaart RTAFree4.8★ (195)NoYesJul 2026
7AudioTools, dB, Sound & AudioAudioTools, dB, Sound & Audio$19.994.8★ (5K)NoYesJul 2026
8Frequency AnalyzerFrequency AnalyzerFree4.5★ (97)NoYesJul 2026

Top Picks for Audio Spectrum Analyzer Db Rta

Audio Spectrum Analyzer dB RTA#1

Audio Spectrum Analyzer dB RTA by Marina Polyanskaya

Sound frequency, decibel meter
Editor's Choice
🎵 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
Audio / Spectrum Analyzer#2

Audio / Spectrum Analyzer by Loop-Sessions.LLC.

RTA (FFT / Spectrogram)
Strong Contender
🎵 Music
4.6😐(971 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
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😐(156K 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 Spectrum Analyzer Db Rta apps to explore

4
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
5
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
6
Smaart RTA
Smaart RTA
Smaart RTA
RTA, Spectrograph, SPL Meter
Free

Analyze audio in real time with professional-grade tools. Visualize frequency content, manage feedback, and monitor sound pressure levels with precision and ease, all from your mobile device.

Professional RTA graph with averaging optionsSpectrograph for feedback and frequency managementSPL meter with A & C weighting
🎵 Music
(195)
free with in-app purchases
7
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
(5K)
free with in-app purchases
8
Frequency Analyzer
Frequency Analyzer
Frequency Analyzer
Audio Spectrum, Spectroid, dB
Free

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.

Real-time FFT analysisCalibrated SPL measurements32-bit float audio recording
🔧 Utilities
(97)
free with in-app purchases
9
Decibel Meter Ultra
Decibel Meter Ultra
Decibel Meter Ultra
Noise Level Frequency Analyzer
Free

Measure, record, and analyze sound levels in your environment. This app offers precision metering, noise elimination tools, hearing protection features, and home audio calibration. It provides detailed reports and can be used with device microphones or external ones.

Precision sound level meteringNoise logging and reportingHearing protection dosimeter
🔧 Utilities
(2.3K)
free with in-app purchases
10
Спектр звука - Шумометр
Спектр звука - Шумометр
Спектр звука - Шумометр
Уровень шума, голоса и басов
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
🎵 Music
(193)
freemium
11
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
12
RTA Audio
RTA Audio
RTA Audio
by New Ball s.r.o.
Free

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.

Real-time audio analysis (FFT)Recording and offline processingSpectrogram and waveform visualization
🎵 Music
(31)
free with in-app purchases
13
HouseCurve
HouseCurve
HouseCurve
Simple audio system tuning
Free

This app provides a suite of tools for tuning audio systems, including room correction, equalizer adjustments, and subwoofer phase setting. It measures in-room frequency response and can generate filter settings for various audio systems. It's suitable for home and car audio enthusiasts looking to optimize their sound.

Sine sweep and pink noise measurementsReal-time moving mic measurementsTarget curve comparison and creation
🔧 Utilities
(256)
free with in-app purchases
14
Decibel - sound level meter
Decibel - sound level meter
Decibel - sound level meter
Spectrum frequency analyzer
Free

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.

Measure sound pressureSpectrum frequency analysisReference chart comparison
🔧 Utilities
(4.5K)
subscription
15
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
🎵 Music
(84)
free with in-app purchases
16
RTA
RTA
RTA
Real Time Analyzer
$4.99

Analyze audio frequencies, test speakers, and tune rooms with this professional-grade acoustical analysis tool. It offers octave and 1/3 octave modes, peak hold, and averaging, with automatic microphone compensation for accurate results.

Real-time acoustical analysisOctave and 1/3 Octave modesPeak Hold and Average modes
🎵 Music
(24)
free with in-app purchases
17
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
18
Audio Function Generator
Audio Function Generator
Audio Function Generator
Frequency and Signal Generator
Free

Generate various audio test tones, including sine, square, triangle, and sawtooth waves. Explore frequency and volume sweeps, noise generation, and custom preset creation. Advanced features like extended frequency ranges and multi-tone playback are available with an upgrade.

Generate sine, square, triangle, and sawtooth tonesFrequency and volume sweep generationNoise generation (white, pink, violet, etc.)
🔧 Utilities
(2.1K)
free with in-app purchases
19
dBPocket Digital Decibel Meter
dBPocket Digital Decibel Meter
dBPocket Digital Decibel Meter
SPL Meter & Hearing Test
Free

Transform your device into a professional sound level meter to measure ambient noise and audio levels. Analyze sound spectrums, detect environmental noise, and even conduct hearing tests. Capture evidence of noise pollution with photo and video overlays.

Digital sound level meterSound spectrum analyzerEnvironmental noise detection
🔧 Utilities
(123)
subscription
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
🎵 Music
(150)
free

FAQ about Audio Spectrum Analyzer Db Rta

What are the best audio spectrum analyzer db rta apps for iPhone?
Audio Spectrum Analyzer dB RTA tops our audio spectrum analyzer db rta apps ranking as of July 2026, with a 4.5-star average from 3K App Store ratings, and it's free to download.
Yes — 16 of the top audio spectrum analyzer db rta apps we rank are free to download, including Audio Spectrum Analyzer dB RTA and Audio / Spectrum Analyzer.
Audio Spectrum Analyzer dB RTA has no ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 225+ audio spectrum analyzer db rta apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
This app provides advanced audio spectrum analysis and sound level metering. It helps users understand the frequency distribution and decibel levels within an audio signal, making it useful for tuning audio systems and measuring ambient noise.
Key features include an Octave Band Real-Time Analyzer, FFT Plot for Fast Fourier Transform analysis, an integrated Sound Level Meter with dB-A weighting, and a Multispectral Harmonic Analyzer. It also offers advanced FFT settings like adjustable size, peak hold, and various window functions.