Compress PDF Online Free

Updated on 2025-09-15 · Private · Browser-based

Reduce PDF file size instantly while keeping quality. Works 100% in your browser no uploads, no waiting.

✅ Free Forever ⚡ Ultra-Fast 🔒 Private — No Uploads 📦 Batch Processing

📄 Drag & drop PDF files here or choose files

Supports: PDF up to 100MB each

Drop PDFs here or click to choose

How to Compress PDF Online

  1. Upload PDF Files — Select your PDF files. You can upload multiple files at once.
  2. Automatic Optimization — The algorithm removes metadata and optimizes structure to shrink file size.
  3. Download Results — Download your compressed PDFs individually or all together in a ZIP file.