Spectrum Analyser
Publisher Description
Audio spectrum analyser for your microphone.
Audio spectrum analyser for your microphone.
64 up to 8192 frequency divisions (128 to 16384 FFT size).
22 kHz spectrum range (can reduce down to 1 kHz for higher resolution).
FFT Windowing (Bartlett, Blackman, Flat Top, Hanning, Hamming, Tukey, Welch, or none)
Auto-scale or pinch to zoom, drag to pan.
Linear or logarithmic scales.
Peak frequency detection (polynomial fit).
Averaging, Min and Max.
Save CSV data files (uses Write External Storage Permission).
Free or snap to peak cursor.
Octave Bands - Full, half, third, sixth, ninth or twelfth bands.
Weighting – A, C or None (A weighting filters the high and low frequencies according to how the ear perceives sound loudness).
Musical note indicator (green if within 5 cents, orange if within 10 cents).
Auto-scaling microphone input trace.
For best response on slower devices, keep the FFT size low.
More detailed explanation available on website
About Spectrum Analyser
The company that develops Spectrum Analyser is keuwlsoft. The latest version released by its developer is 1.0 .
To install Spectrum Analyser on your Android device, just click the green Continue To App button above to start the installation process. The app is listed on our website since 2024-01-26 and was downloaded 33 times. We have already checked if the download link is safe, however for your own protection we recommend that you scan the downloaded app with your antivirus. Your antivirus may detect the Spectrum Analyser as malware as malware if the download link to com.keuwl.spectrumanalyzer is broken.
How to install Spectrum Analyser on your Android device:
- Click on the Continue To App button on our website. This will redirect you to Google Play.
- Once the Spectrum Analyser is shown in the Google Play listing of your Android device, you can start its download and installation. Tap on the Install button located below the search bar and to the right of the app icon.
- A pop-up window with the permissions required by Spectrum Analyser will be shown. Click on Accept to continue the process.
- Spectrum Analyser will be downloaded onto your device, displaying a progress. Once the download completes, the installation will start and you'll get a notification after the installation is finished.
Program Details
System requirements
Download information
Pricing
Version History
version
posted on 2024-01-26
Version 1.42: Updated to use newer code libraries to target newer devices.
If you use the app to save data, the files will now be located in the documents folder, in a \keuwlsoft\spectrum_analyser sub directory.
version
posted on 2024-01-26
v1.43 Updated to use newer code methods to better target and run reliably on devices in 2024. You can now select between audio source (default, mic or unprocessed) in the Weight/Source sub menu.
version
posted on 2021-02-05
Updated to run better on newer devices. Save file dialog added and save location changed. A few other minor modifications/fixes.
version 1.31
posted on 2017-03-12
Removed unnecessary permissions, added link to privacy policy and made movable to SD card.
version 1.3
posted on 2014-12-18
Octave bands, weighting & documentation with link back to website for more detail (Internet Permission added)
version 1.1
posted on 2014-09-12
Several fixes and updates
