Grayscale PDF

Convert PDF to black and white

or drop here

Max file size: 50 MB

Generating page thumbnails…

Drag to reorder · ↻ to rotate · × to delete

All pages removed — at least one must remain.

Generating page preview…

pages · Red dot shows where the number will appear

Generating page preview…

pages · Dot shows watermark position

Converting URL to PDF:

Upload exactly 2 PDFs: the first is the original, the second is the modified version.

Grayscale PDF done!

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Select or drag & drop your file into the upload area above.

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Click the process button and download your file instantly.

Secure & private Fast processing Files auto-deleted 100% free

Yes. All PDF tools on ToolsofPDF are 100% free to use with no registration required.

Yes. All uploaded files are processed on secure servers, never shared, and automatically deleted after your session ends.

You can upload PDF files up to 50 MB for free.

No. Everything runs in your browser — no downloads, no plugins, no installation required.