压缩 PDF
Reduce PDF file size by up to 90% without losing quality. Free online, no signup.
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Reduce PDF file size by up to 90% without losing quality. Perfect for email attachments, web uploads, and saving storage space. Choose between three compression levels: High Quality for printing, Medium for sharing, or Low for the smallest file size.
压缩 PDF — 使用方法
- 1 Upload your PDF file
- 2 Choose compression level (High, Medium, or Low)
- 3 Click Compress to reduce file size
- 4 Download your compressed PDF
常见问题
Typically 40-90% depending on content. Image-heavy PDFs compress the most.
High Quality mode preserves nearly all quality. Medium is good for sharing. Low gives smallest size but may reduce image quality.
Yes, files up to 25MB are free. Larger files start at $2.