Apps Like RTA Audio for iPhone and iPad
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.
RTA Audio screenshots
Ranked alternatives
Showing 21–40 of 1,000 ranked alternatives.


dB meter - noise measure
Anna Koynova
Sound levels and graph histograms
Sound levels with SPL metrics including current average, peak, average maximum, and absolute maximum. Display graph histograms for level changes. Save measurements and reset maximum values by tapping. Support upside down orientation for easy use.

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.

Physics Toolbox Sensor Suite
Chrystian Vieyra
Measure, record, and analyze data
Measure acceleration, orientation, and motion with built-in sensors. Record and analyze real-time data for experiments. Detect and generate sound tones. Visualize audio waveforms. Export measurements and graphs for scientific use.

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 lite - noise measure
Anna Koynova
Sound levels and create histograms
Sound levels with SPL metrics including current average, peak, average maximum, and absolute maximum. Display graph histograms for adjustable settings. Save measurements and reset max values by tapping. Support upside down orientation for easy use.

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.

Desmos Graphing Calculator
Desmos, Inc.
Plot equations and animate graphs
Allows plotting of polar, cartesian, and parametric equations with unlimited expressions. Users can add sliders for function transformations, create tables for data input, and animate graphs.


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.

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.

Soundbeam
PZ MOBILE LIMITED
Visualize sound with real-time waveforms
Visualizes audio signals in real time with a spectrum display. Connects to microphones or hi-Z devices via mini-jack. Measures sound frequency and amplitude. Adjusts visual settings for different sound sources. Displays real-time audio analysis data.

Spectra - Music Visualizer
Spectre Software Inc.
Visualize audio in real time
Visualize audio in real time with customizable backgrounds and logos. Export visualizations as videos. Select and analyze audio files directly on phone or Mac. Adjust settings to modify animation styles and layouts.

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.

EMF Radiation Detector Reader
Rounding Squares BV
Measure EMF levels and track exposure
Detect electromagnetic fields in real time using your phone's sensors. Identify risk zones in workspaces, bedrooms, and living areas. Measure EMF levels from devices like computers, fridges, and phones.

RTA
Andrew Smith
Real time audio frequency analyzer.
The app provides acoustical analysis for iOS devices. It offers octave and 1/3 octave modes with selectable decay times, Peak Hold, and true linear Average mode.



AUFX:PeakQ
Kymatica AB
Equalize audio with precise control
A 4-band parametric stereo equalizer with peak, low-shelf, and high-shelf filters. Adjust gain, frequency, and Q for each band. View real-time frequency response graphs. Apply effects for subtle enhancements or aggressive boosting.

Shim Selector
Trelleborg Sealing Solutions Germany GmbH
Find shim materials for brake NVH.
The app provides engineers with a tool to identify shim materials for noise, vibration, and harshness issues. It features an FFT analyzer for precise results and a search function to filter material variables.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.