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Fourier


4.0 ( 4890 ratings )
Diensten Muziek
Developer: Alex Wiltschko
4.99 USD

Fourier is an FFT for the iPhone! See the frequencies in sound around you in a gorgeous and snappy iOS 4-optimized app.

HOW TO USE:
SINGLE TAP to see the peak frequency and musical note (you can use it as a tuner!)
DOUBLE TAP to pause the spectrum, to take a screenshot, or for more detailed analysis
TAP AND HOLD to bring up a cursor to inspect individual frequencies