End of Sale Notification– The End of Service for Sono Flex mobile application occurred on 17 July 2025.
Setting up your device with Sono Flex for the first time or looking for support and training guidance? Find software downloads and other useful resources.
Support articles
Software licenses
Downloads
Sono Flex is an easy to use AAC vocabulary app that turns symbols into clear speech and provides language to nonverbal users who are not yet in full control of literacy.
You can try out or purchase the Sono Flex app for iPhone or iPad in 4 different languages.
Sono Flex Lite for iPad
Sono Flex Full for iPad
Compatibility
iPad
iPhone
iPod Touch
Operating system
Requires iOS 8.0 or later
Available storage
190.9 MB
Languages
English (US)
German
Portuguese (BR)
Swedish
Compatibility
iPad
iPhone
iPod Touch
Operating system
Requires iOS 8.0 or later
Available storage
322.5 MB
Languages
English (US)
German
Portuguese (BR)
Swedish
