bismark bs-spectrum
Spectrum Analyzer
$3.99
2.8for iPhone, iPad and more
Age Rating
bismark bs-spectrum Screenshots
About bismark bs-spectrum
bs-spectrum is a simple FFT spectrum analyzer application.
This application calculates FFT (Fast Fourier Transform) of the sound which is recorded by the iPad & iPhone's internal mic. The calculated data is displayed as graph.
http://www.youtube.com/watch?v=AHokaaxueW8
Option Setting:
- Mode: Linear, Logarithmic
- Window: Rectangle, Hamming, Hanning, Blackman
- Decay: 250[ms], ... 4[s]
- Amplitude Offset
This application calculates FFT (Fast Fourier Transform) of the sound which is recorded by the iPad & iPhone's internal mic. The calculated data is displayed as graph.
http://www.youtube.com/watch?v=AHokaaxueW8
Option Setting:
- Mode: Linear, Logarithmic
- Window: Rectangle, Hamming, Hanning, Blackman
- Decay: 250[ms], ... 4[s]
- Amplitude Offset
Show More
What's New in the Latest Version 2.8
Last updated on Oct 16, 2022
Old Versions
Fix not working on iOS 16
Show More
Version History
2.8
Oct 16, 2022
Fix not working on iOS 16
2.7.1
Aug 11, 2020
Minor bug fix
2.7
Dec 30, 2019
Support iOS 13 and latest devices
2.6
Nov 4, 2017
- Optimize UI layouts for iPhone X
2.5.1
Oct 1, 2017
Fix behavior of Settings screen
2.5
Aug 7, 2017
- Update for the latest iOS version
- Support split view feature of iPad
- Support split view feature of iPad
2.3.1
Jun 29, 2014
Fixed bug
2.3
Jun 17, 2014
Supported iOS7 and 64bit build
Improved data accuracy
Improved data accuracy
2.2.2
Dec 12, 2012
Fixed GUI issues
2.2.1
Oct 11, 2012
Optimized for iPhone 5
2.2
Sep 21, 2012
・Supported Retina 4-inch mode of iPhone 5 / iPod touch 5gen
2.1
Jun 29, 2012
Fixed UI
Supported iOS5's measurement mode
Supported iPad portrait mode
Supported iOS5's measurement mode
Supported iPad portrait mode
2.0
Dec 5, 2010
Added zoom in/out of waveform graph
Added waveform comparison mode
Added displaying peak frequency / amplitude
Added waveform comparison mode
Added displaying peak frequency / amplitude
1.2.3
Jul 8, 2010
- Fixed frequency display in iPad's Logarithmic mode
(Thank you for report in App Store's review)
- Fixed Window functions
- Some optimization
(Thank you for report in App Store's review)
- Fixed Window functions
- Some optimization
1.2.2
Apr 22, 2010
The accuracy of FFT has been increased according to the performance of iPad.
1.2
Apr 1, 2010
Supported iPad
1.1.1
Dec 31, 2009
Corrected frequency axis display and captions
1.1
Dec 14, 2009
Added pause function
1.0.1
Oct 23, 2009
Supported iPod touch
1.0
Aug 29, 2009
bismark bs-spectrum FAQ
Click here to learn how to download bismark bs-spectrum in restricted country or region.
Check the following list to see the minimum requirements of bismark bs-spectrum.
iPhone
Requires iOS 13.0 or later.
iPad
Requires iPadOS 13.0 or later.
Mac
Requires macOS 10.15 or later.
iPod touch
Requires iOS 13.0 or later.
bismark bs-spectrum supports English, Japanese
