PDFNinja

PDF to ZIP Free

Bundle multiple PDFs into a single archive · 100% local, never uploaded

PDF to ZIP Bundler

Tap to browse PDFs

or drag & drop · multiple files supported

100% Private

All processing happens in your browser. Nothing is ever uploaded.

Smart Compression

4 levels from no-compression store to maximum DEFLATE shrinkage.

Full Control

Rename files, reorder them, wrap in a subfolder — all before zipping.

Bundle any number of PDFs into a single .zip file right in your browser. Reorder, rename, and organize into a subfolder before you download. Nothing is uploaded — the archive is built locally with fflate.

How to Bundle PDFs into a ZIP

1

Add your PDFs: Drag & drop or tap to browse. Add as many as you like — the list appears below the dropzone.

2

Reorder and rename: Use the up/down arrows to change position. Click a filename to edit it.

3

Set options: Pick a compression level, optionally wrap files in a subfolder, and name the archive.

4

Download: Hit the Zip button and the .zip downloads instantly. Nothing was uploaded.

Why Bundle PDFs into a ZIP?

One attachment instead of ten

Email clients hate multiple attachments. Send one clean archive instead.

Keep files organized

A zip is a portable folder. Wrap monthly invoices, contracts, or exam papers into a single labelled bundle.

Faster uploads to cloud storage

One file uploads faster than dozens over slow or unstable connections.

Preserve order

PDFs inside a ZIP keep the order you set — great for handing off a numbered document set.

💡 Pro Tips

  • PDFs are already compressed: Most PDFs are compressed internally, so DEFLATE usually saves only a few percent. Pick Store for speed on large batches.

  • Use a subfolder for clarity: Wrapping the archive in a folder like invoices/ prevents files from spilling into the recipient's Downloads folder when unzipped.

  • Include a manifest: Turn on the manifest option to include a plain-text list of every file inside the archive.

  • Combine with Compress: If your PDFs are heavy, run each through Compress PDF first — you'll shrink the archive far more than max DEFLATE would.

FAQ

No. Everything runs in your browser using fflate. Your PDFs never leave your device — there is no upload, no server, no logging.

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