UnQTools
PDF Runs in your browser

Add Attachment to PDF

Embed files as attachments in PDF. Documents, images, any file type.

100% Private Works Offline Instant

About Add Attachment to PDF

Embed files as attachments in PDF. Documents, images, any file type. Everything runs locally in your browser — your data never leaves your device.

How to use

  1. Enter your input in the tool above.
  2. Adjust any options to your preference.
  3. Use the Copy or Download buttons to save the result.
  4. Everything happens locally — your data never leaves your browser.

FAQ

What does this tool do?

Embed files as attachments in PDF. Documents, images, any file type.

Is my data sent to a server?

No. This tool runs 100% in your browser. Nothing is uploaded, tracked, or stored remotely.

What extra features does this tool have?

Extras: (1) Drag-and-drop file upload; (2) Bulk processing; (3) Live preview; (4) Multiple format support; (5) Quality/size controls; (6) Preset configurations; (7) Export as ZIP; (8) Copy to clipboard; (9) History (localStorage); (10) PWA offline; (11) Privacy-first; (12) WCAG compliant.

Does this work offline?

Yes — install as a PWA and use it without network.

Search tools and actions

Search across all 1670 tools, categories, and quick actions.