Pen marks

Remove pen marks from a PDF

Erase ink corrections, margin notes, and pen markup from a PDF's pages without touching the printed content underneath.

Drop a PDF or image here

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Common reasons to do this

Printed forms and drafts pick up pen marks over their working life: a correction crossed out and rewritten, a margin note to a colleague, a circled field, an initialing mark on each page. Once the document is finalized, those marks are often just clutter. This tool removes handwritten ink from a PDF's pages while leaving the printed form fields, text, and layout exactly as they were.

Digital markup is handled separately

A PDF can also carry pen marks as native annotation objects rather than pixels — for example, a freehand "Ink" annotation added with a stylus in a PDF app. Those are removed directly from the PDF's own annotation data, losslessly, before any image processing happens. Other annotation types (typed comments, highlights) are left alone, since they aren't handwriting and removing them could delete a legitimate comment. More on this on the how it works page.

Use this responsibly

This tool is built for cleaning up your own drafts, working documents, and personal paperwork — not for altering signed contracts, notarized documents, or other records where the pen marks (including signatures) are part of the document's legal or evidentiary content. Removing handwriting from an official record you don't have the right to modify can have real legal consequences; that responsibility is yours, not the tool's.

Cleaning up a filled-in form or worksheet instead of a signed document? See removing handwritten answers or cleaning a scanned document.

FAQ

Questions about this

Does this remove every color of ink?

Yes. Detection is based on finding strokes that stand out from the local paper background, not on matching a specific ink color, so blue, black, red, or any other pen color is treated the same way.

Can it remove a signature?

Technically, a signature is handwriting and will be detected like any other handwritten mark. We'd urge caution here — see the note below about using this responsibly on signed or official documents.

What about correction marks like strikethroughs?

Hand-drawn strikethroughs and cross-outs are handwriting and are removed. Digital PDF markup like a 'StrikeOut' annotation added in a PDF editor is a different, separate feature — see the note on digital annotations below.