Spectrum Spectrogram Analyzer
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Spectrum Spectrogram Analyzer
Spectrum Spectrogram Analyzer

Spectrum Spectrogram Analyzer

A handy real-time audio spectrum and spectrogram analyzer.

Developer: Eddy Xiao
App Size: Varies With Device
Release Date: Sep 14, 2015
Price: Free
4.1
139 Ratings
Size
Varies With Device

Screenshots for App

Mobile
Designed with accuracy and easy of use in mind.
Can be used for monitoring or measuring environmental sound or noise; help tuning instruments; timing short sound events; and educational purpose.

Features:
* No Ads.
* With log or linear frequency axis.
* Can label frequency axis using music pitch note.
* Support all possible sampling rates and almost all recorder sources of your device.
* Graph with nice grid lines and labels, easy to operate.
* FFT sample size range from 512 to 8192. Using half-overlapped (adjustable) time window to increase time resolution.
* Various window functions provided, for different frequency resolution and dynamical range.
* Peak frequency detection (in unit of Hz and note+cent), with a moderate accuracy (FFT + interpolation).
* With dB or A-weighting dB (dBA).
* Can record the audio in wav (PCM) format.

* Pinch to zoom, drag or swipe to move, long-press to place cursor, double touch to reset zoom.

Notes:
** May need some knowledge of discrete Fourier transform and spectrum analysis to use it well.
** The actual accuracy mainly depends on your device. No calibration interface provided.

Comments and suggestions are welcome.
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Spectrum Spectrogram Analyzer VARY Update
2018-01-10 Version History
First new year update:
* Add more window functions.
* Add 96kHz and 192kHz sampling rate (need device support).
* Fix spectrogram mode graphical bug on Android 8.0, 8.1.

~Eddy Xiao
More Information about: Spectrum Spectrogram Analyzer
Price: Free
Version: VARY
Downloads: 34251
Compatibility: Android Varies with device
Bundle Id: github.bewantbe.audio_analyzer_for_android
Size: Varies With Device
Last Update: 2018-01-10
Content Rating: Everyone
Release Date: Sep 14, 2015
Content Rating: Everyone
Developer: Eddy Xiao


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