Sound Spectrum Pro

Installs

3.5k

Rating

4.6

Rating count

< 100

Category	Music & Audio
Developer	Calin Andrian Albescu
Price	10.99
First release	10/15/2014 (11 years ago)
Version	2.08
In-app purchases	No
Contains ads	No
Content rating	Everyone
Package name	eu.lindentree.sounds

View on Play Store

Core Metrics

Data Breakdown

Date	Rating Count	Average Rating	Installs	Version
6/15/2025	79	4.583	3,457	2.08
6/14/2025	0	0.000	3,455	2.08
6/13/2025	0	0.000	3,452	2.08
6/9/2025	0	0.000	3,449	2.08
6/8/2025	0	0.000	3,442	2.08
5/29/2025	0	0.000	3,440	N/A
5/28/2025	0	0.000	3,429	N/A
5/27/2025	0	0.000	3,426	N/A
5/24/2025	0	0.000	3,422	N/A
5/22/2025	0	0.000	3,420	N/A
5/21/2025	0	0.000	3,416	N/A
5/20/2025	0	0.000	3,416	N/A
5/19/2025	0	0.000	3,413	N/A
4/24/2025	0	0.000	3,376	N/A
4/22/2025	79	4.583	3,360	N/A
4/15/2025	0	0.000	3,360	N/A
4/10/2025	0	0.000	3,359	N/A
4/6/2025	0	0.000	3,347	N/A
4/5/2025	79	4.583	3,345	N/A
3/10/2025	79	4.583	3,343	N/A
2/27/2025	78	4.583	3,286	N/A
2/25/2025	77	4.545	3,275	N/A
2/24/2025	77	4.545	3,274	N/A
2/20/2025	77	4.545	3,271	N/A

Details

RTA (Real-Time Analyzer), FFT (amplitude display driven by Fast Fourier Transform), calibration, signal generators...

Everything is included, bundled in a friendly interface with many on-screen controls and smooth real-time display.

== Features ==

+ FFT (amplitude) and RTA (octave, 1/3 octave, ... down to 1/24 octave).
+ Sound pressure level dBA, dBC, and dBZ.
+ Noise Criterion and Noise Rating in octave RTA.
+ Equivalent continuous sound level LAeq, LCeq, LZeq, LAeq15, LAeq60.
+ Impulse response and RT60 measurement.
+ Large font SPL + LEQ meter.
+ THD+N Total Harmonic Distortion plus Noise 
+ Lightning-fast FFT with size from 16k to 1M, providing frequency resolution of 0.05Hz directly and 0.01Hz with downsampling.
+ Sample rate of 48kHz, if supported by the device.
+ Many window functions to choose from.
+ Logarithmic or linear frequency axis.
+ Peak and valley hold with adjustable decay.
+ Highest peak display
+ Adjustable exponential smoothing.
+ Easy pan (drag) and zoom (pinch).
+ Measurement cursors, also used for setting frequency of signal generators.
+ File load/save and full calibration capability, for accurate SPL readings.
+ Signal generators: tone, white noise, white sweep, pink noise, pink sweep, pink octave, pink 1/3 octave.
+ Synchronous measurement mode (including frequency sweep) for clean and fast spectrum analysis.
+ Loopback mode to try out signal generators and window functions.
+ Sharing and printing of screenshots.
+ No ads!

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