PDF Dark Mode - Eye Care Reader

About

PDF Dark Mode is a focused reading aid for people who spend long hours with papers, reports, manuals, and other PDF documents.

Click the extension button while viewing a PDF to open a comfortable dark reading view. Click again, or use the on-page control, to switch between dark and original colors. You can also adjust the comfort strength to suit your screen and room.

• One-click dark mode for web PDFs
• Adjustable dark-mode strength
• Quick return to the original PDF
• Keyboard shortcut: Alt+Shift+D (Control+Shift+D on macOS)
• Runs locally with no accounts, tracking, analytics, or uploads

For local PDF files, enable “Allow access to file URLs” for this extension on chrome://extensions.

The filter changes displayed colors only. It does not modify or upload your PDF.