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Developer(s) Paul Boersma and David Weenink, from the Institute of Phonetic Sciences - University of Amsterdam.
Initial release ?
Stable release 6.0.36 (November 11, 2017; 10 months ago (2017-11-11)) [±]
Repository Edit this at Wikidata
Written in C, C++
Operating system Windows, Linux, Macintosh, FreeBSD, Solaris
Available in English
Type Free software
License GNU GPL

Praat (; Dutch: [pra:t], "talk") is a free computer software package for the scientific analysis of speech in phonetics.[1] It was designed, and continues to be developed, by Paul Boersma and David Weenink of the University of Amsterdam. It can run on a wide range of operating systems, including various versions of Unix, Linux, Mac and Microsoft Windows (2000, XP, Vista, 7, 8, 10). The program supports speech synthesis, including articulatory synthesis.

Version history

Version Date Main
3.1 December 5, 1995
4.0 October 15, 2001
4.1 June 5, 2003 Mac OS X edition, More than 99 percent of the source code distributed under the General Public Licence.
5.0 December 10, 2007
5.1 January 31, 2009
5.2 October 29, 2010
5.3 October 15, 2011
5.4 October 4, 2014
6.0 October 28, 2015
6.0.29 May 24, 2017


  1. ^ "Praat: doing phonetics by computer". Retrieved .

External links

  This article uses material from the Wikipedia page available here. It is released under the Creative Commons Attribution-Share-Alike License 3.0.



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