SpectraScope — Audio Frequency Analyzer

by yuttapichai (YuTTYL) · yuttyl.dev · Tools

Manifest V3 Free

View in Chrome Web Store Data as of 17 Oct 2026

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

Users

210

+10 in 30 days

Rating

3.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#63K

#53K among extensions

Version

1.0.0

updated 10 Apr 2026

Users

monthly, 6 months

Latest, 17 Oct 2026: 210 usersMove the mouse over the chart for any month

Ratings count

monthly, 6 months

Latest, 17 Oct 2026: 1 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About SpectraScope — Audio Frequency Analyzer

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.