How to Compress PDFs Securely in Your Browser

Often you need a PDF under a precise size — 500KB, 1MB, etc. Upload-based tools pose privacy risks. Here’s a safer way.

  1. Open Compress PDF to 500KB.
  2. Select your PDF and adjust DPI/JPEG quality for best results.
  3. Download instantly — your file never leaves your computer.

Why This Method Is Better

  • Privacy: your files never upload
  • Speed: no server round-trips
  • Unlimited: compress as many files as you like