AudioUtil Audio Analysis Tools

Phân tích âm thanh trong thời gian thực ngay trên điện thoại của bạn.

AudioUtil features tools for capturing and analyzing audio signals from your devices microphone in real-time. Screenshots of the display can easily be taken through the utility's context menu. Touch the graph to show a value readout. Adjust multiple parameters like sample rate, buffer size, zero padding, window type, range, and themes to name a few.

Utility Descriptions:

Oscilloscope

• View sound waves in the time domain.

• Amplitude measurement by dragging on the screen.

• Set trigger level to freeze display if audio exceeds amplitude threshold.

• Displays time and amplitude in readout.

Meter

• Amplitude readout with variable time falloff.

FFT

• Linear and logged frequency axis.

• Peak tracking for up to five peaks.

• Displays frequency and amplitude in readout.

Spectrogram

• Definable frequency limits to zoom in on desired frequencies.

• Four themes/color maps.

• Displays time, frequency, and amplitude in readout.

Spectrum

• View a FFT analysis as a color spectrum.

• Four themes/color maps.

• Displays frequency and amplitude in readout.

About permissions: This app requests minimal permissions to record audio and to write to storage. These are required in order to successfully capture sound and save screenshots to the device.