Invert PDF Colors

What it does

Flip the colors of a PDF to save a high-contrast or dark-mode version. Good for late-night reading or e-ink displays.

Runs entirely in your browser — no upload, no account, no watermark. For more tools in this category see the full tools index.

How to use it

1. Fill in the inputs or drop your file.
2. Click the primary button to run.
3. Copy or download the result.