A professional-grade sound level meter built with Flutter. Features real-time dB monitoring, acoustic weighting filters (A, C, Z / Fast, Slow, Impulse), multi-view charting (waveform, FFT spectrum), and audio recording with persistent offline history.
dart dsp mobile-app fft flutter real-time-monitoring bloc-pattern sound-meter material-3 audio-proce decibel-meter syncfusion-gauges
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Updated
Mar 31, 2026 - Dart