减小您的 PDF 文件大小。
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One or more PDF files
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Condense uses advanced compression: eliminates unnecessary data, optimizes images, subsets fonts. Ideal for most PDFs.
Photon converts pages to images. Use for photo-heavy/scanned PDFs. ⚠️ Warning: Text will become non-selectable and links will cease working.
Reduces file size by eliminating color information
1-100%
DPI
DPI
Processing...
Click or drag and drop one or more PDF files
Choose Condense (recommended) or Photon (for photo-heavy PDFs)
Choose Light, Balanced, Aggressive, or Extreme compression
Optionally enable grayscale or custom settings, then compress
Save your compressed PDFs - up to 90% smaller
Condense eliminates unnecessary data, optimizes images, and subsets fonts - ideal for most PDFs. Photon converts pages to images - perfect for photo-heavy/scanned PDFs but makes text non-selectable.
Balanced (recommended) provides excellent size reduction with minimal quality loss. Use Light to maintain maximum quality, Aggressive for smaller files, or Extreme for maximum compression.
No limits! Compress as many PDFs as you need, of any size, completely free.