Invert PDF Dark Mode for Any PDF

Invert all colors in a PDF — white becomes black, black becomes white. Easier reading in dark environments. Free, no upload.

✓ 100% Free🌙 Dark Mode PDF

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Drop your PDF here

or click to browse — up to 100 MB (rasterised)

0 / 1 filesMax 100MB per file

Frequently Asked Questions

Inverting flips all colors — white becomes black, black becomes white, and all other colors are complemented. The result looks like a "dark mode" version of the document.

Yes. Each page is rendered as an image at 150 DPI, then inverted pixel-by-pixel, and re-embedded into a new PDF.

Yes — the output will be larger than the original because all pages are rasterised as PNG images. This trades vector sharpness for universal color inversion.

No. Everything runs in your browser using pdf.js and @cantoo/pdf-lib. Your file never leaves your device.