Apps Like iAnalyzer for iPhone and iPad
Analyze audio signals with FFT.
The app analyzes audio signals using FFT. It displays results in FFT spectrum, Octave, and 1/3 Octave formats with colored curves based on dB values.
iAnalyzer screenshots
Ranked alternatives
Showing 41–60 of 1,000 ranked alternatives.


Tuner T1
Bijoy Thangaraj
Tune instruments with precision
Provides precise tuning for various instruments including guitar, violin, piano, and flute. It detects pitch and displays frequency. Users can adjust tuning settings and save custom presets.


Tunable – Tuner & Metronome
Seth Sandler
Practice music with tuners and metronomes
Track playing habits and provide feedback to improve performance. Use a chromatic , tone and chord generator, , and recorder. Practice ear training, rhythm, timing, and dynamics. Sync with Apple Health for progress tracking.


Decibel dB Sound Meter Ultra
Ultrafine, Lda
Record levels and track noise trends
Measure and record levels with precision using A, C, and Z frequency weighting. Track levels in real time. Log and analyze data for environmental monitoring or equipment calibration. Export measurements and set alerts for noise thresholds.

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.

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.

OctaveScope
Richard Barber
Analyze audio and visualize piano inharmonicity
Monitor audio in real time with low-latency processing. View waveform oscilloscopes and frequency spectra. Analyze piano inharmonicity and tuning accuracy. Capture and inspect raw waveforms for music and acoustics.


NodeBeat: Playful Music
Scitta Investment LLC
Create and share with nodes
Create and customize using 20 musical scales and 12 key signatures. Adjust 7 octave ranges and use 3-finger controls for playback. Share or save creations. Generate original tracks or follow pre-made examples.


Chroma Tuner & Metronome
Alphabit Software Inc.
Tune notes and set tempo
Transforms iPhone into a chromatic and . Detects pitch and displays frequency. Adjusts tempo and beats per minute. Customizable settings for tuning and rhythm. Syncs with audio input for real-time feedback.


e-scope 3-in-1
E-SKETT CORPORATION
Analyze, generate, and visualize signals
Analyze audio signals with FFT spectrum analysis and oscilloscope display. Generate test signals and measure frequency responses. Sync FFT sweeps for real-time frequency characteristic observation. Input signals via connected devices.

SpectrumView
Oxford Wave Research Ltd.
Visualize audio frequencies in real time
Visualize real-time audio frequencies with a spectrogram and spectrum analyzer. Adjust sample rate and frequency resolution. Identify sound frequencies, measure vocal range, and analyze audio input.

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.


dB Sound Meter
Ionut Carst
Record and measure volume
Measure ambient sounds and noise levels using iPhone or iPod. Record audio and view real-time decibel readings. Stop recording at any time and playback recorded . Display FFT viewer and frequency for detailed analysis.

How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.