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Compress PDF

Shrink PDF files locally without losing quality.

QPDF-WASM Engine Powered

Traitement 100 % local
Zéro téléchargement serveur
Zéro suivi de données
Ultra rapide
Qualité entreprise

Compression Matrix

Local V8 Sandbox

Télécharger un fichier

Glissez et déposez votre fichier ici

Traité localement
·Max 20 Mo

Professional PDF Optimization

Industrial-grade compression algorithms running directly in your browser.

Local Processing
Stream Compression
Object Cleanup
Linearization
Zero Uploads
Privacy First
Instant Export
Cross-Platform
No Tracking
Secure Sandbox

What is PDF Compression?

PDF compression reduces the file size of your documents by optimizing internal object streams, stripping unreferenced resources, and re-encoding images without compromising readability.

Why Local Processing Matters

  • Documents never leave your device
  • No risk of data interception
  • Works entirely in the browser
  • No file retention on servers

Optimization Modes

Object Stream Generation
Resource Deduplication
Image Subsampling
Font Subset Optimization

Smart Compression Technology

  • Intelligent object detection
  • Stream-data compression (Deflate)
  • Cross-reference table optimization
  • Web-linearization for fast viewing

Foire Aux Questions

Tout ce que vous devez savoir sur cet outil et comment il protège votre vie privée.