bismark bs-spectrum app for iPhone and iPad

4.6 ( 6896 ratings )

Utilities Music
Developer: Shun Murabayashi

3.99 USD

Current version: 2.8.1, last update: 3 months ago
First release : 29 Aug 2009
App size: 8.87 Mb

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 & iPhones 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