Assistive technology tools you can test with at no cost
https://accessibility.blog.gov.uk/2018/09/27/assistive-technology-tools-you-can-use-at-no-cost/
JAWS - a screen reader for Windows
ZoomText - a screen magnifier for Windows
Dragon - a speech recognition tool for Windows and Mac
NVDA - a screen reader for Windows, free and open source
VoiceOver - a screen reader which comes as standard with Mac/iOS