PDF tool

PDF Compressor

Shrink PDF file size in your browser, left no crumbs.

Slim down PDFs by re-saving with optimized object streams and yeeting unused data and metadata. All processing is local, all aura.

How to use PDF Compressor

  1. Drop one or more PDFs like it's hot 📄✨
  2. The tool rewrites each file with optimized structure.
  3. Compare sizes and download the slimmer files. +500 aura ✨

What this tool does

Structure optimization

Rewrites the PDF with compressed object streams and ditches redundant data. Clean cook.

Metadata stripping

Optionally yeets the title, author, and other metadata. No receipts left.

Batch support

Compress a whole stack of PDFs at once. Efficiency W.

Common uses

  • Remove optional metadata and optimize PDF structure.
  • Batch-process PDFs before sharing or archiving.

Processing and privacy

Browser processing: PDF rebuilding and optional metadata removal happen locally.

Limitations to know

  • The tool does not aggressively recompress embedded images.
  • Already optimized or scan-heavy documents may become only slightly smaller or occasionally not smaller.
  • Metadata removal may discard information you intended to retain.

Keep original files where applicable, inspect the result, and do not rely on an automated output without checking that it fits your intended use.

Practical tips

  • PDFs that are basically scanned images barely shrink with lossless optimization — compress the source images first for bigger gains. Highkey the smarter play.

Frequently asked questions

Why is my file barely smaller?

This uses lossless optimization, so it's not a skill issue — if your PDF is mostly images, those images don't get recompressed, so the savings stay small. Compress the images first for a real W.

Related tools and guidance

Read practical RizzKit guides for verification steps and workflows that combine related utilities.