Upalgo Audio and Spectogram Labeling


Get free access to the ultimate Sound and Spectrogram annotation tool.

Time and frequency based annotations


To get the best results, labels can be inserted on a time and a frequency axis.

Works on Windows, Mac and Linux.


Download your version for Windows, Linux or Mac and check the installation notes.


Try Upalgo Audio and Spectogram Labeling for free

You will receive your free trial key by email, so be sure to double-check the spelling of your email.

1. Download the software for Windows, Mac or Linux


The installation instructions can be accessed through this link. https://github.com/ezako/upalgo-labeling/releases/tag/1.6.0

2. Ask for a free trial key

Your key will be sent by email and will give you access to the software for one month.


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