Technical Requirements

The Most Compatible Web Browser for Sitting ICAS

To ensure Technical Requirements are met, we recommend using Google Chrome to run Mathematics, English, Science and Digital Technologies.

Note 1: Web browser in order of preference (with compatible OS)

  • Chrome 28+ (Windows 7, 8, 10, Mac OSX, Chrome OS)
  • Firefox 20+ (Windows 7, 8, 10, Mac OSX)
  • Internet Explorer 11+ (Windows 7, 8, 10, Mac OSX)
  • Safari 6+ (Mac OSX)

Supported Hardware Devices

  • Laptop
  • Desktop PC
  • Chromebook
  • iPad
  • Android tablet

 Note 1 : An external keyboard or mouse is not necessary for students using a tablet.

 Note 2 : The iPad mini is not supported.



  • A minimum screen resolution of 1024px width x 768px height is required.
  • JavaScript must be enabled in the browser.
  • Cookies are required and need to be enabled.
  • Audio should be available via headphones, earphones or earbuds for Reach Spelling and ICAS Spelling Bee.