According to WebAIM’s Screen Reader Survey #9 Results (2021), 90% of screen reader users are now using mobile devices, and of those, 72% are using an Apple device, while 25.8% are using Android. Both of these platforms come equipped with a wide variety of accessibility features, but like all technologies, they only work if developers create apps and content that conform with accessibility standards and best practices. Both Apple and Google provide extensive documentation to help developers create accessible applications on their platforms:
For website designers, developers, and content authors, most of the web accessibility issues described throughout this website apply to all web pages, regardless of whether they’re accessed on a desktop computer or on the smaller screen of a phone, tablet, or other device. However, there are a few web accessibility issues that are unique to mobile devices, as described on the pages linked in the following sections.
WCAG 2.1 success criteria
The issues described on this page, and associated Techniques pages, map to the following success criteria in the W3C’s Web Content Accessibility Guidelines (WCAG) 2.1: