Grid 3 vs TD Snap
| Grid 3 | TD Snap | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | No | Yes |
| Paid from | — | Free |
| Open source | No | No |
| Platforms | iOS | iOS, Windows |
| Free plan | No | Yes |
| Symbol system | hybrid | hybrid |
| Speech output | Yes | Yes |
| Access methods | touch, keyguards, eye gaze, switches, pointer devices, voice activation | touch, eye gaze, switch and scanning |
| Supported platforms | Windows and iPad | Windows and iPadOS |
| Layout customization | fully_customizable | fully_customizable |
| Offline use | — | Yes |
Both are listed in Best AAC Communication Software. On Samsung Mobile US Press, TD Snap scores higher on our published basis.