Fibonacci ToolBox

Protect / unlock PDF

Encrypt a PDF with a password (AES-256), or remove the password from one you can open.

Protect / unlock PDF options
PDF
Drop a file here or click to browse
PDF · up to 50 MB · paste works too

Needed to change permissions. Defaults to the password.

Runs in the background · stops after 60s
Results appear hereAdd your file, adjust the options and press Run.
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Merge PDFs

Combine several PDFs into one, in the order you add them, with a bookmark per file.

Open tool files

Split PDF

Split a PDF by page ranges, every N pages, or into single pages.

Open tool files

PDF to images

Render PDF pages to PNG, JPEG or WebP at the resolution you choose.

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Images to PDF

Turn photos, scans or screenshots into one PDF, one image per page.

Open tool files