Courses and Software
At FonoTech Academy, you will find comprehensive and affordable courses on vocal analysis using Praat software, designed for speech-language pathologists, singing teachers, researchers, and other voice professionals. With clear language and a practical focus, the courses provide solid training for applying vocal acoustics in clinical settings, on stage, and in research.
Furthermore, we offer our own software like VoxCheck, designed for vocal self-assessment with standardized clinical protocols, and VibratoScope, developed for detailed analysis of vibrato in sung voices, featuring modern, intuitive, and scientifically-backed resources.
Explore the tools that are transforming professional practice in speech-language pathology and singing.
Click on the links below to purchase the Introduction to Praat and Multiparametric Index courses and VoxCheck software at Hotmart!
About Us
Our Mission
FonoTech Academy is an educational and technological platform dedicated to vocal enhancement. We offer online vocal analysis courses using Praat software, aimed at speech-language pathologists, singing teachers, singers, and researchers. We also present VoxCheck, an exclusive vocal self-assessment software with recognized clinical protocols and automatic PDF and Excel reports.
Our Values
We value excellence, innovation, and accessibility in vocal education. Our commitment is to empower voice professionals and enthusiasts to reach their full potential, fostering continuous development and research in the vocal field."
Generate Audio Overview.
Founder
Dr. Tiago Lima Bicalho Cruz is the founder of the vocal analysis courses using Praat and the creator of the VoxCheck software.
A speech-language pathologist, singing teacher, and voice researcher, Tiago developed these tools based on his clinical practice, academic experience, and involvement in projects focused on vocal assessment. His approach unites technology, science, and accessibility to transform how voice professionals apply clinical protocols and interpret acoustic data.

Last News


Official translator of Vox Plot into Brazilian Portuguese
PEVoC 15
Download VoxPlot for free in Portuguese!
Now you can use VoxPlot, one of the most comprehensive software tools for vocal analysis, fully translated into Brazilian Portuguese. Take advantage of this accessible and intuitive version to perform analyses with greater ease.
👉 Access now: VOXplot
In 2024, Dr. Tiago Cruz participated in the 15th Pan-European Voice Conference (PEVoC), held in Spain, where he presented two scientific papers. One of them explored the use of artificial intelligence in the separation of sung voices, and the other proposed a modern approach to vocal vibrato analysis. This participation reinforces FonoTech Academy's commitment to international research and innovation in voice science.

The Voice Foundation
In 2024, Dr. Tiago Cruz participated in the renowned symposium The Voice Foundation – Care of the Professional Voice, in Philadelphia, USA, presenting a paper in collaboration with Christian T. Herbst, Pedro Amarante Andrade, and Manuel Brandner.
The study addressed the accuracy of fundamental frequency (f₀) in voices separated from commercial recordings, using an innovative extraction and validation method developed by the authors.

Audio and Video Forensics
Did you know that Dr. Tiago Cruz also works in the field of audio and video forensics? On the exclusive website for this activity, you can learn about the services offered, such as recording authentication, technical transcription, and forensic media analysis. Access it and learn more about this specialized work: www.periciafonoaudiologica.com.br
Contact
2817 Baron of Rio Branco Avenue, Juiz de Fora/MG - Brazil
(32) 99863-9509