Sound Tools Free

Sound Tools Free

10,000 - 50,000 downloads

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Demo version of the Full Sound Tools App:

This is the LOOK and FEEL version of the full Sound Tools App. It only runs for 30 seconds!

Visualize sound and frequencies!
Main tools are:
+Visualize real-time recording sound wave form and display dBFS (Decibel Full Scale) meter.
+View the real-time (FFT) frequencies of the recording sound. Show the main (dominant) frequency.
+Real-time audio / recorded spectrum analyzer. Measure the magnitude of an input signal versus frequency within the full frequency range of the instrument. Display frequency (Fourier) bins (buckets). In the settings one can change the number of requency bins to display.
+Real-time instrument tuner; calibrate your guitar, violin, piano, and other instruments. Display the current recorded frequency in Hz and the note closest to this recorded frequency.
+Play a 440 Hz A tone / note to tune your instruments.
+Measure in real-time the Sound Pressure Level (SPL) on your Android. SPL is in dB(A). This Decibel measurement is A-weighted and thus adjusted for human ears.
+A metronome which produces regular (latency free), metrical ticks (beats, clicks). The Beats Per Minute are from 1 up to 250 BPM.
+ One can change the sampling rates.
+ All graphics are drawn in real-time with no delays!

Also English, French, Dutch and German help included.

Tags: sound tools, soundtools apk, audio tool apk, sound tools apk, sound tools apk full, free audio tools to calibrate sound, audio tool, audio tool for, sound tools free, latency toolapk.

Recently changed in this version

-Only 30 seconds of fun.
+Added Grid with text.
+Peak indicator.
+Updated spectrum analyzer.
+Multi-language help.
+Tested on Android 1.0 up to 4.02 (Ice Cream Sandwich).


Comments and ratings for Sound Tools Free
  • (40 stars)

    by Rusdy Yardi on 18/10/2013

    After purchased the apps keep blank screen on my Samsung S4

  • (40 stars)

    by david l on 05/05/2013

    its probably a ploy to get phone or email contacts from your phone. it does nothing. some flashing lights bells and whistles. you spend 5 second recording the next 25 trying to understand how to interpret. then 5 minutes trying to unfreeze your phone!

  • (40 stars)

    by A Google User on 11/10/2012

    Please dont download this app.

  • (40 stars)

    by a user on 29/01/2012

    Rubbish, its not an app, its just an ad for the full version with a load of screen-shots.

  • (40 stars)

    by Martin on 18/01/2012

    Just a bunch of lousy screen shots

  • (40 stars)

    by coding on 19/12/2011

    An app consisting mostly of screenshots of functionality == FAIL

  • (40 stars)

    by Peter Bailey on 19/10/2011

    Not even a demo.
    Make an add sorted demo if you are going to. Thus thing has screenshots of the full version. UI us super sloppy.