A handy tool for DIY audio enthusiasts. It generates any desired audio frequency and analyzes your audio system’s frequency response.
Cost / License
- Free
- Open Source (MIT)
Platforms
- Windows
- Linux



WaveSpectra is described as 'Tool that (FFT fast Fourier transform) an audio signal as input and sound card, the Wave file, and displays the frequency components (spectrum) in real time' and is an app. There are more than 10 alternatives to WaveSpectra for a variety of platforms, including Windows, Linux, Mac, Android and Flathub apps. The best WaveSpectra alternative is Simple Audio Sweeper, which is both free and Open Source. Other great apps like WaveSpectra are REW, Friture, AUDio MEasurement System and SignalView.
A handy tool for DIY audio enthusiasts. It generates any desired audio frequency and analyzes your audio system’s frequency response.



REW is free room acoustics analysis software for measuring and analysing room and loudspeaker responses. The audio analysis features of REW help you optimise the acoustics of your listening room, studio or home theater and find the best locations for your speakers, subwoofers...



Friture is a program designed to analyze audio input in real-time.
Friture displays audio data in several widgets, such as a scope, a spectrum analyzer, or a rolling 2D spectrogram.

Multi-platfrom system for audio measurement through sound card in the PC. Incorporates Generator, Oscilloscope, FFT, Sweep frequency characteristic.




SignalView is a stereo sound visualization VST3 plugin. It has a time domain view and a frequency domain view with optional linear or logarithmic display. There is also a sonogram(waterfall) view to see trends in the spectrum.


Could work as a standalone universal audio engineering measurement solution and as a remote wireless control and monitoring for desktop instances.




Spectrum Spectogram Analyzer was designed with accuracy and easy of use in mind. It can be used for monitoring or measuring environmental sound or noise; help tuning instruments; timing short sound events; and educational purpose.


Real-time audio spectrum analyzer with reasonable frequency resolution across the the entire frequency spectrum.


A powerful software implementing a Spectrum Analyzer, Oscilloscope, Frequency meter, Distorsiometer, Volt meter and more... plus complete D/A conversion, ZRLC, Impedance meter

Signalizer is a all-in-one signal visualizing package with a bunch of unique focus-points; real-time audio visualization with optimized 3D GPU graphics, everything being scalable and zoomable gridlessly as well as being arbitrarily precise in both settings and display.




Spetralissime is a standalone Spectrum Analyzer application based on high precision band pass filter bank, more adapted to the human audition.

Xoscope uses the input of your Sound Card, EsounD and/or a ProbeScope/osziFOX and Bitscope-Hardware. It supports 8 channels and a variable timeline, math, storage, measurements, and load/save data.
