SInES Tools: Pitch & Onset Analysis Tool (Audio Signal Analysis with Aubio.js)


1. Click on "Start" to reset all values on default.
2. Upload one or multiple mp3/wav audio file(s) of your choice.
3. optional: If you have uploaded multiple audio files to analyze them in a batch:
   Additionally, export a table for each file containing all individual values over time as a .zip file
4. Click on "Analyse" to start the extremely fast offline analyzing process.
5. optional: View data in the plot and select your favorit algorithms (Single File mode only).
6. Click on "Show JS Arrays" or "Export CSV" to export data.


Pitch Silence Threshold: -60 dB
Pitch (yinfast) 0 Hz Tempo (conf.: 0.000) 0 BPM

Algorithm Pos. (ms) Pos. (Sample) Threshold (Silence, dB) Threshold (PeakPicking)
Onset (energy) 0 0  -70 dB  0.300
Onset (complex) 0 0  -70 dB  0.150
Spectrogram 0 ms ID: 0  Opacity (100%)


Feature Mean Stdev Median Min Max Range

Pitch & Onset Analysis Tool © 2023 by Christoph Reuter and SInES (last modified: 24.6.2026) is released under MIT License
Translation of the Chinese version of the website: Li Hao
How to cite: Reuter, C. (2025). SInES Tools: Pitch & Onset Analysis Tool. Web Application https://sinestools.univie.ac.at/pitch_rhythm_detector.htm