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'Praat' is a computer program with which phoneticians can analyze, synthesize, and manipulate speech, and create high- quality pictures for articles and theses. It has functions for speech analysis, speech synthesis, learning algorithms, labelling and segmentation, speech manipulation, listening experiments, and more.


User manual available in HTML format from; User tutorial available in HTML format from; User FAQ available in HTML format from


Download version 5.1.16 (stable)
released on 17 September 2009


Related Projects


LicenseVerified byVerified onNotes
GPLv2orlaterKelly Hopkins18 September 2009
BSD 3ClauseKelly Hopkins18 September 2009
ExpatKelly Hopkins18 September 2009

Leaders and contributors

David Weenink Maintainer
Paul Boersma Maintainer

Resources and communication

Audience Resource type URI
Developer Download
Support E-mail

Software prerequisites

This entry (in part or in whole) was last reviewed on 18 September 2009.


Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the page “GNU Free Documentation License”.

The copyright and license notices on this page only apply to the text on this page. Any software or copyright-licenses or other similar notices described in this text has its own copyright notice and license, which can usually be found in the distribution or license text itself.

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