Tobii Sono Flex is an AAC vocabulary app designed to provide clear speech through symbols for nonverbal users. It offers a structured yet flexible approach to language development, catering to individual and situational communication needs. This app is user-friendly, allowing easy setup and customization by speech-language pathologists, teachers, parents, caregivers, and other communication partners.

Tobii Sono Flex is a universal application available for iPhone, iPod, and iPad, offering a one-time purchase that can be used across different devices. It also has an evaluation version called Tobii Sono Flex Lite. Educational institutions can benefit from a 50% discount through Apple’s Volume Licensing Program for Education with bulk purchases.