Octave RTA
ONYX 3
Analyze audio in real time
Analyze audio in real time with and FFT measurements. Visualize frequency response and adjust settings for room or speaker tuning. Export measurement data for further analysis.
Apps Like FFT Plot for iPhone and iPad
FFT Plot screenshots
Ranked alternatives
Showing 1–20 of 1,000 ranked alternatives.
Audio Spectrum Analyzer dB RTA
Marina Polyanskaya
Analyze and visualize frequencies
Analyze frequencies with a real-time display. Adjust and visualize sound levels across different frequency ranges. Export analysis data and compare signals for accuracy. Calibrate equipment for optimal performance.
Audio spectrum analyzer EQ Rta
Marina Polyanskaya
Analyze and visualize frequency
Analyze in real time with octave band and FFT measurements. Visualize frequency spectra and measure sound levels. Export data and compare measurements across sessions.
Audio Spectrum Analyzer Pro
Vlad Polyanskiy
Analyze and display FFT plots
Analyze in real time with octave band and FFT plots. Display sound levels in decibels and noise ratings. Choose linear or logarithmic scales. Adjust window functions and track maximum values.
Sound Spectrum Analysis
Dmitriy Kharutskiy
Analyze waves in real time
Analyze spectra in real time using a microphone. Display waveforms and FFT data with adjustable frequency scales. Measure noise levels for approximate readings. Adjust FFT size for varying frequency accuracy.
Audio / Spectrum Analyzer
Loop-Sessions.LLC.
Analyze and display waveform
Real-time analysis displays waveform and amplitude simultaneously. Users can switch between portrait and landscape modes. Options to configure waveform and display. Adjustable FFT size and window function for precise frequency analysis.
bismark bs-spectrum
bismark LLC
Real-time audio spectrum analyzer with FFT.
The app analyzes audio input in real-time using FFT. It displays the frequency spectrum with options for graph scale, FFT window, decay time, and amplitude offset.
Decibel Meter Sound Detector
Ashraf Thoppukadavil
Track noise levels in real time
Measure levels in decibels using the device’s microphone. Display real-time audio frequency and dB readings. Apply filters for specific frequency and dB ranges. Share measurements via Messages, Email, WhatsApp, Notes, and other apps.
AudioTools, dB, Sound & Audio
Andrew Smith
Record , analyze , test speakers
AudioTools offers SPL measurement, RTA analysis, FFT visualization, and speaker polarity testing. Includes a generator, scope, CLF viewer, and recorder. Allows adding optional modules for advanced acoustic analysis and customization.
Sonic Tools SVM
Takuji Matsugaki
Analyze sound, vibration, and magnetic fields
Analyze sound with FFT, RTA, and spectrogram views. Display vibration FFT and scope measurements. Measure magnetic field with scope and RMS. Adjust settings and customize analysis parameters. Export data and view real-time waveforms.
RTA Audio
New Ball s.r.o.
Record and analyze frequencies in real time
Realtime analyzer processes live input with Fast Fourier Transform and window functions. Record for offline analysis. Visualizer module displays frequency data from recorded files. Export analysis results and files.
Audio RTA
DEXUS Pawel Krzywdzinski
Analyze frequency response
Analyze signals with real-time octave RTA. Display frequency response using RMS values across full, 1/3, 1/6, and 1/12 bands. Measure SPL in dBFS. Support FFT with adjustable window sizes. Sample at 44.1kHz, 48kHz, or 96kHz.
dB Meter & Spectrum Analyzer
Vlad Polyanskiy
Measure sound levels and analyze frequencies
Measure sound levels with a precision instrument featuring a . Calibrate against professional dB meters. Log noise data and set decibel thresholds. Display real-time sound level readings and frequency analysis.
Decibel X PRO: dBA Noise Meter
SkyPaw Co., Limited
Measure levels accurately
Measure sound levels using dBA and dBC scales. Detect levels accurately with pre-calibrated sensors. Log and analyze data. Set sound level alerts. Export measurements for review.
Spectrogram Pro (with super-smooth 60Hz update)
Dominik Seibold
Analyze sound and visualize spectra
Perform real-time spectral analysis of sounds. View images with adjustable FFT-resolutions, frequency and amplitude scales, and color schemes. Save and share spectrograms. Access bode plot modes with averaging and maximum calculations.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.