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Pitch Analyzer 2.0.1 - Get Apk




About Pitch Analyzer

A pitch is detected by analyzing input sound and displayed in real time. This app can help you to tune a musical instruments or practice a singing....

A pitch is detected by analyzing input sound and displayed in real time.
This app can help you to tune a musical instruments or practice a singing.

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A pitch detection was an octave off until ver 2.0.0 ( A4 was displayed at A3 )
I corrected the bug in ver 2.0.1
I am terribly sorry to have troubled you so much.
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On the graph area:
* Move a scale display area by dragging
* Zoom in and out by pinching (or push the buttons on the bottom of the graph)

Display area of a volume graph and pitch detection sensitivity is adjustable using the bars
on the bottom of the screen.

Purchase this app:
* Release function restrictions on a setting screen
* Remove ads

Setting items:
* Graph [Log, Liner]
* Scale [Equal temperament, Frequency [Hz]]
*Window function [None, Hanning window]
(Window function can improve accuracy of a pitch detection, but you would hardly feel the difference)

Technical info:
* A pitch is calculated by a autocorrelation function (using FFT, IFFT, for fast computation)
* Sampling frequency is 8000 Hz
* The frequency at A4 is 440 Hz




Previous Versions

Here you can find the changelog of Pitch Analyzer since it was posted on our website on 2016-11-09 15:39:01. The latest version is 2.0.1 and it was updated on 2026-06-25 16:05:23. See below the changes in each version.

Pitch Analyzer version 2.0.1
Updated At: 2014-12-07
Changes: v2.0.1:,Correct a pitch detection display which was an octave off,v2.0.0:,Add labels for sliders,Bug fix for a sound level slider,Adjust a sensitivity slider,Current pitch and frequency display,(frequency in Premium version only),v1.2.0:,Add refresh, play and pause button,v1.1.0:,Function addition:,* Select line between points,* Add window functions (hamming and blackman window)


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Disclaimer

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Users Rating:  
  0.0/5     0
Downloads: 94
Updated At: 2026-06-25 16:05:23
Publisher: TetraCode
Operating System: Android
License Type: Free