Compress PDF
Reduce PDF file size while preserving document visual quality
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Select or drop your PDF documents • Fast, Secure & Free
How PDF Compression Works
1
Smart Analysis
Analyzes document pages, embedded images, and vector assets directly in your browser.
2
Adaptive Downsampling
Re-encodes high-resolution images according to your chosen compression preset without touching text layers.
3
Stream Optimization
Packages content using object stream compression for maximum reduction and immediate downloading.