SEN Teacher endeavours to meet WAI's WCAG 2.1, Level AA conformance.
Screenreader usability testing is carried out mostly using NVDA and less exhaustively VoiceOver. Accessibility of the 2023 update is still being worked on to improve usability.
Swell optimised Braille and Moon fonts are available on many of the worksheet and manipulative makers which offer a choice of typeface.
All of the print tools allow download of PDF at the final preview stage for offline formatting - the final previews being large format jpg images downloadable using context menu (right-click).