Section 8 Switches and Other Devices
TetraMouse
This company makes computer mice for people with physical limitations.
AssistiveTouch
The iPad has a number of features for individuals with assistive technology. If you are looking for more options for an individual with a disability, then this is worth a look.
https://support.apple.com/en-us/HT202658
Sesame Phone
This is a smartphone that you do not touch. The video on this phone is awesome!
https://play.google.com/store/apps/details?id=com.sesame.phone_nougat&hl=en
Website: http://sesame-enable.com/phone/
Tecla Access
With this app, you can control your device with a switch or other hardware.
https://play.google.com/store/apps/details?id=ca.idi.tekla
Google TalkBack
This app is for people with low vision that need an alternative way to communicate with their device.
https://play.google.com/store/apps/details?id=com.google.android.marvin.talkback