SInES Tools: Pitch and Tempo Analysis Tool (Polyphonic & Batch Audio Signal Analysis with Essentia.js)


1. Click on "Start" to reset all values on default.
2. Upload an mp3 or wav audio file of your choice (or multiple for Batch mode).
3. Select Audio Type:  
4. 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
5. Click on "Analyse" to start the analyzing process.
6. optional: View data in the tables and plots (Single file mode).
7. Click on "Show JS Arrays" or "Export CSV", to show the recorded data as JavaScript arrays or to export them as a CSV/Excel file.


Select one or more audio files (wav, mp3) and click "Analyse".


Pitch and Tempo Analysis Tool © 2023 by Christoph Reuter and SInES (last modified: 24.6.2026) is licensed under is licensed under Affero GPLv3 (AGPLv3).
Please note: Essentia and the underlying Essentia library are licensed under the Affero GPLv3 (AGPLv3).
This library is available under the AGPLv3 for non-commercial use.
Translation of the Chinese version of the website: Li Hao
How to cite: Reuter, C. (2023). SInES Tools: Pitch and Tempo Analysis Tool. Web Application https://sinestools.univie.ac.at/essentia_pitch_tempo.htm