Since the 1.14 Snap release, there is a way to install Snap for Windows computers.
please make sure you have Completed windows updates and allow for sideload apps installation in Windows Settings, Updates and security, developer settings.
The last version available from the Microsoft store is 1.13.1743.0. You can still install this version but you will not be able to sync with mytobiidynavox.com. and will not receive Snap updates.
For an iPad
Go to the Apple App store and search for Tobii Dynavox. You can choose to install the lite version (Free) or the Full Version( pay for).