Registration of VocalTractLab

To get full access to all functions offered by VocalTractLab, you need to register the software after the download. Therefore, simply send me an email with your name, city, and affiliation (institute or university, if you are not using it privately) to


In response, I will send you a file with the name "registration.txt", that you must copy into the VocalTractLab folder (this is where the file VocalTractLab.exe is located). When you restart VocalTractLab the next time, you have access to all functions. Please note that it may take a few days until I can answer the registration request, depending on my work situation.

I assure that your private data are not distributed to any other person or organization.

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