Accessibility Features Comparison for Users with Cognitive Impairments/Needs

Feature	iPadOS	Windows	ChromeOS
Simplified Interface	Guided Access: Locks apps and limits navigation	Focus Assist: Reduces distractions and notifications	Focused Mode: Minimises distractions
Speech-to-Text	Siri Dictation: Integrated and easy to use	Windows Dictation: Built-in voice input	Voice Dictation: Integrated for text input
Text-to-Speech	Speak Screen: Reads text aloud	Narrator or third-party tools like Immersive Reader	Select-to-Speak: Reads selected text aloud
Screen Time/Focus Modes	Screen Time: Manage app limits and downtime	Family Safety App: Controls screen time and limits	Family Link: Manage app and screen usage
Visual Structure	Customisable layouts, larger icons, focus modes	Sizeable windows, Start Menu customisation	Large icons and intuitive app launcher
Keyboard Shortcuts	Keyboard shortcuts for ease of navigation	System-wide and app-specific shortcuts	ChromeOS-specific keyboard shortcuts
Notifications	Siri Suggestions and reduced notification options	Focus Assist for prioritising notifications	Notification management with priority filters
Readability Tools	Safari Reader: Simplifies web pages	Immersive Reader: Simplifies web and app content	Simplified layouts in Chrome, extensions like “Reader Mode”
Customisable Text Display	Dynamic Type: Adjust font size and weight	Font scaling and custom DPI settings	Adjustable font size and display scaling
Colour/Contrast Settings	Smart Invert, Reduce Motion, and Colour Filters	High Contrast Themes and custom colour filters	High Contrast Mode and colour filters
Reminder/Task Management	Reminders app with visual and audible alerts	Microsoft To-Do and built-in reminders	Google Tasks and reminders
Multimedia Captions	Supports closed captions and subtitles	System-wide captions and transcription	Live captions for videos
Ease of Navigation	AssistiveTouch and Voice Control for simpler gestures	On-screen keyboard and Narrator for simplified interaction	Easy navigation with ChromeVox

Observations

• iPadOS: Focuses on simplicity with features like Guided Access, Speak Screen, and dynamic visual adjustments, making it ideal for users needing a structured environment.
• Windows: Provides robust customisation tools like Immersive Reader, Focus Assist, and various accessibility settings, catering to users who need flexibility in adapting their workspace.
• ChromeOS: Offers straightforward tools, such as Select-to-Speak, Focus Mode, and Google integration, making it suitable for users working in a lightweight, cloud-based ecosystem.

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