Grid 3 vs TD Snap
Grid 3
smartboxaac.comTD Snap
tobiidynavox.comSide by side
| Figure | Grid 3 | TD Snap |
|---|---|---|
| Price from | — | Free |
| Free plan | — | Yes |
| Free trial | Yes | Yes |
| Open source | — | — |
| Windows | Yes | Yes |
| iOS | Yes | Yes |
| Plans published | 0 | 1 |
| Spec score · AAC Communication Software | 7.8 (#11) | 7.4 (#21) |
| Access methods | Grid supports eye gaze, touch, keyguards, switches, mouse or joystick pointers, and voice activation. | Its page sets support touch, eye gaze, or switch access and provide speech output. |
| Company history | Smartbox says it was founded in 2000 by Paul, Alyson, Barney and Dougal Hawes. | Tobii Dynavox says Tobii Technology and DynaVox merged in 2014 and that the parent company name changed to Dynavox Group in 2024. |
| Founded | 2000 | 2014 |
| Headquarters | Malvern, Worcestershire, United Kingdom | Stockholm, Sweden |
| Platforms | Smartbox offers Grid 3 for Windows and Grid for iPad on iOS; its download page describes Grid 3 as Windows software and Grid for iPad as available on iPad only. | The maker lists TD Snap for Windows and iPadOS and describes standalone purchase for Windows and iPad devices. |
| Purpose | Grid is AAC software designed to support people with communication and access needs, with tools for communication, independence and learning. | TD Snap is AAC software offering page sets to help people with communication disabilities communicate. |
Plans
In their own words
Grid 3
Grid 3 is AAC software from Smartbox for children and adults whose disabilities affect natural speech. It combines symbol vocabularies for different ages with text communication, including word prediction and AI-based assistance. The Fix tool can correct spelling and grammar, expand abbreviations, and fill missing letters or spaces. Speech output is available, and layouts are fully customizable. Access methods include eye gaze, touch with keyguards, switches, pointers, and voice activation. Grid can also provide access to email, SMS, social media, entertainment and streaming services, and web browsing. Computer Control operates a Windows computer, while Environment Control can operate technology around the home. The software supports more than 40 languages. Grid 3 requires Windows 10 or 11; Grid for iPad requires iOS 15 or later. Smartbox offers a 60-day Windows trial and a 30-day iPad trial. Pricing is by quote, with no free plan.
TD Snap
TD Snap is augmentative and alternative communication software with page sets for people with speech and language disabilities. The sets support touch, eye gaze, or switch access and provide speech output. Core First, Motor Plan, Express, Text, Scanning, and Aphasia are included with purchase; PODD is available as an in-app purchase. Editing and search tools, visual supports, QuickFires, Google Assistant, and myTobiiDynavox are also included. The latter supports backing up, sharing, and syncing customized content. TD Snap runs on Windows and iPadOS. Listed requirements are Windows 10 64-bit version 1803 or newer and iPadOS 15 or newer. The app is free to download, but speech requires a monthly subscription after a one-month free trial; the App Store lists Speaking Upgrade Monthly at $9.99. The maker says it cannot guarantee compatibility with other hardware brands and does not support compatibility issues on non-approved hardware. Training sessions, video tutorials, webinars, online tools, and software support resources are available.