Specifications iPad Android* Laptop/Computer*
Screen Size 9.7"+ 10.1"+ 13"+
Aspect Ratio 4:3 or 4.3:3 16:10 N/A
Resolution 1024 x 768+ 1280x800
Operating System iOS 9+** Android 4.4(KitKat)+ N/A
Compatible Browsers N/A N/A Chrome, Firefox, Edge, Safari
App Location Apple App Store Google Play App Store King-Devick Test Online System
Notes **Automatic Speech Recognition (ASR) is not available prior to iOS 11
*Android devices are on a "per model" compatibility due to the large variance in manufacturing and advertising from different brands.