SpectraScope — Audio Frequency Analyzer

Real-time audio frequency analyzer. Visualize sound as frequency bars, spectrogram & oscilloscope. Supports 0–20kHz.

SpectraScope is a real-time audio frequency analyzer for your browser. FEATURES: - Frequency bar chart — visualize audio spectrum from 0 to 20kHz - Spectrogram — see how frequencies change over time - Oscilloscope — view raw waveform in real time - Logarithmic & linear scale support - Adjustable sensitivity and smoothing HOW IT WORKS: Click "Start Capture" to analyze audio from your active tab. All processing happens locally in your browser — no data is ever recorded or sent anywhere. PRIVACY: SpectraScope does not collect, store, or transmit any data.