网上压缩PDF文件 - 安全及即时
缩小PDF文件大小,同时保持可读性质量
Drop your PDF here
or click to browse
Accepts PDF · Max 100 MB
压缩PDF is an online PDF application on MiOffice AI that 缩小PDF文件大小,同时保持可读性质量. Files never leave your browser — private and secure.
By Jay at JSVV SOLS LLC
缩小PDF文件大小,同时保持可读性质量. 在四个压缩级别中选择智能压缩目标嵌入式图像,以最大限度减少大小.
How It Works
Related Applications
Frequently Asked Questions
Image-heavy PDFs typically shrink 50-90%. Text-only PDFs see smaller reductions since text is already compact. The "maximum" setting is most aggressive.
Text stays razor-sharp — only embedded images get re-encoded. The "medium" setting is a good balance. Use "low" compression if image clarity is critical.
No. Compression runs entirely in your browser via WebAssembly. Your file never leaves your device — unlike iLovePDF or Smallpdf which upload to their servers.
Up to 100MB per PDF. No daily limits, no signup, no watermarks.
Yes. Text, hyperlinks, and searchability are fully preserved. Only embedded images are re-encoded.
Use "high" or "maximum" to get under most email size limits (25MB for Gmail, 20MB for Outlook). Check the output size before sending.
Yes, and these benefit the most since they're essentially large images. Expect 60-90% size reduction on scanned documents.
Similar quality results, but MiOffice is free, needs no account, and processes locally. Adobe requires a paid subscription.
Yes. Works in any modern browser — Chrome, Safari, Firefox on iOS and Android. No app needed.
The compressor handles one PDF at a time for optimal results. Process as many as you need — no daily caps.
About 压缩PDF
Reduce your PDF file size dramatically while maintaining readability. Perfect for email attachments, uploads, and storage.
Key Features
How to Use 压缩PDF
- 1Upload PDF — Drag and drop your PDF or click to browse. Works with any PDF file.
- 2Choose Quality — Select compression level: Maximum (smallest), Medium, or Minimum (best quality).
- 3Download — Get your compressed PDF instantly. See the size reduction percentage.