TD Snap

TD Snap® is a flexible, robust communication software for people with speech and language disabilities. It combines evidence-based, professionally developed page sets and easy-to-use editing tools to create a personalized experience that meets an individual’s unique communication and is accessible via touch, eye gaze and switch access methods.

Supported Languages : Arabic, Chinese (Simplified), Czech, Danish, Dutch, English (US/UK/CA), Finnish, French (FR/CA), German, Hebrew, Icelandic, Italian, Japanese, Norwegian (Bokmål), Portuguese (BR/PT), Spanish (LA/MX), Swedish, Swiss German, Turkish

System Compatibility: iPadOS 13 or higher

Choose From a Variety of Page Sets

Core First

A symbol-supported page set enabling a path to literacy at any stage of language development.

Motor Plan*

A symbol-supported page set enabling efficient language acquisition at any age, custom designed for both touch and eye gaze.


A symbol-supported page set for those requiring a simple way to express their wants and needs.


A page set for those who are literate or transitioning from symbol supports to literacy.


A page set for those who use scanning as their primary access method.


A page set to help adults with aphasia communicate while also supporting language recovery.

*Not available in all languages

Add-On Subscriptions

Speech Upgrade

The Speaking Upgrade enables speech and voices with access to the Acapela voice engine, iOS native voices, Personal Voice, and Acapela my-own-voice.


A page set based on the Pragmatic Organization Dynamic Display vocabulary strategy, developed by AAC expert Gayle Porter.


A page set based on the Gateway vocabulary strategy, developed by Joan Bruno.


METACOM symbols by Annette Kitzinger is a symbol set professionally designed in Germany for Augmentative and Alternative Communication(AAC).

Windows App


For Windows app options, please contact CSS.

System compatibility: Windows 10 (x64 version 1803 or higher), Windows 11

Tobii Dynavox cannot guarantee the compatibility of TD Snap with any other brand of hardware, and as such, Tobii Dynavox will not offer technical support for hardware compatibility issues related to TD Snap installed on non-Tobii Dynavox approved hardware, by non-licensed resellers. Downloads by individuals of TD Snap for individual use on personal devices is permitted pursuant to the TD Snap License Agreement for Download. TD Snap may only be downloaded for re-sale and re-distribution by Tobii Dynavox resellers with a specific license to do so. To download TD Snap for commercial use, re-sale, and re-distribution on non-Tobii Dynavox devices contact Tobii Dynavox directly at in North America and in all other countries.