Best Audio Spectrum Analyzer dB RTA alternatives: apps like Audio Spectrum Analyzer dB RTA

10+ similar apps compared and reviewed

4.3 avg rating
9 free apps
Updated October 2026

Looking for something like Audio Spectrum Analyzer dB RTA? We've analyzed 10+ similar apps to help you find the best alternative. Each app is compared by ratings, features, and real user reviews, so you can make the right choice.

Top Alternatives to Audio Spectrum Analyzer dB RTA

Audio Spectrum Analyzer Pro#1

Audio Spectrum Analyzer Pro by Vlad Polyanskiy

Sound Frequency Analysis
Editor's Choice
🎵 Music
4.4😐(239 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)
  • 🔧 Professional-grade audio measurement tool
  • 🎵 Identifies musical notes and frequencies
  • ⚡ Responsive and real-time analysis
  • 🛠️ Useful for sound engineering and audio setup
  • 📱 Works well on both iPhone and iPad

Room to Improve

  • 💸 Aggressive subscription/paywall nags
  • 🔄 Frequent iOS compatibility issues after updates
  • 📉 Features moved behind paywall in recent updates
  • 🐛 App crashes on startup (especially iOS 16/26)
  • ⚠️ Misleading free trial that requires payment
  • 🔐 Excessive permissions requests (photo access)
  • 🎚️ Limited microphone sensitivity controls
  • 📊 Graph obscured by notch/dynamic island
  • 🔊 Mutes device speaker volume when running
  • ⏱️ Slow performance on some devices
Audio / Spectrum Analyzer#2

Audio / Spectrum Analyzer by Loop-Sessions.LLC.

RTA (FFT / Spectrogram)
Strong Contender
🎵 Music
4.6😐(1.1K 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
  • 🔒 Security concerns with payment info
Spectrum Analyzer: Spectrogram#3

Spectrum Analyzer: Spectrogram by Music Breath

Audio frequency visualizer
Worth Considering
🎵 Music
4.2😞(199 ratings)
FreeAdsIn-App Purchases
Spectrum Analyzer: Spectrogram screenshot 1
Spectrum Analyzer: Spectrogram screenshot 2
Spectrum Analyzer: Spectrogram screenshot 3

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.

What We Love

  • ✅ Accurate frequency identification
  • ✅ Clear and easy-to-read display
  • ✅ Useful noise floor setup feature
  • ✅ Works well when ads are removed

Room to Improve

  • 💰 Extremely aggressive monetization strategy
  • 📢 Excessive and intrusive ads
  • 🔊 Loud ads that ignore device mute settings
  • 🚫 Requires subscription/payment to access core features
  • 😤 Deceptive purchase practices and accidental charges
  • 🐛 App crashes and freezes frequently
  • ⚠️ Poor customer support with invalid email
  • 📉 Significant performance degradation after iOS updates
  • 🚫 Cannot import audio files
  • 🔐 Security concerns and potential backdoor installation
  • ❌ Limited functionality even with paid version
  • ⏱️ Extremely slow app startup time

More apps like Audio Spectrum Analyzer dB RTA

4
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
(32)
free with in-app purchases
5
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
(97)
free with in-app purchases
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
(496)
free with in-app purchases
7
Tone Generator: Audio Sound Hz
Tone Generator: Audio Sound Hz
Tone Generator: Audio Sound Hz
Generate Audio Frequency Waves
Free

Create pure sine wave audio tones across a wide frequency range. This tool is ideal for tuning instruments, conducting hearing tests, performing science experiments, and testing audio equipment. Easily adjust frequencies and volume, with support for AirPlay devices.

Generate sine wave tonesFrequency range 20Hz - 22,000HzInstrument tuning
🎵 Music
(2.6K)
ad-supported
8
DriveRack PA2 Control
DriveRack PA2 Control
DriveRack PA2 Control
by Harman Professional, Inc.
Free

Control your PA2 hardware wirelessly from any location. This app optimizes and protects your loudspeakers by managing audio processing between your mixer and amplifiers.

Wireless control via WiFiSystem setup from any locationLoudspeaker optimization
🎵 Music
(110)
free
9
iAnalyzer
iAnalyzer
iAnalyzer
by 平 陈
Free

This professional audio analysis software uses FFT to examine sound signals on iOS devices. It offers real-time spectrum analysis, precise peak frequency computation, and a unique instrument tuner function. Ideal for musicians and sound engineers seeking detailed audio insights.

Real-time FFT spectrum analysisOctave and 1/3 Octave displayHigh precision peak frequency computation
🎵 Music
(76)
free with in-app purchases
10
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