Sounds of Speech* ™

The #1 phonetics website is now an App!

"One of a kind teaching tool"

"Highly satisfying"

"Best APP for non English speakers"

"I love this app"

3.9 out of 5 star rating

Available Now!

*Google Android App is currently being rewritten.
*English Only


This project was a collaborative effort of the Departments of Spanish and Portuguese, German, Communication Sciences and Disorders, and Information Technology Services at the University of Iowa. If you are interested in licensing this software, please contact: University of Iowa Research Foundation (

See the app on:

Why the website change?

This site had not been updated for nearly 10 years. We are in the process of updating it so it will continue to provide this material. Some older links may change. If you experience problems with the site please email (


The dialects website has changed to this location: