压缩 PDF
Reduce PDF file size up to 80% with optimal visual quality retention.
合并PDF
Combine multiple PDF files into one seamless document in seconds.
拆分 PDF
Separate one page or a whole set for easy conversion into independent PDF files.
编辑PDF
Add text, shapes, highlights, freehand drawing, and images directly to PDF pages.
OCR PDF to Text
Convert scanned PDFs and images into editable, selectable, searchable text.
PDF to Image
Extract PDF pages into ultra high-resolution JPG or PNG images.
Image to PDF
Turn JPG, PNG, and WebP images into a single clean PDF document.
电子签名
Draw, type, or upload your signature directly onto your documents.
加密保护 PDF
Encrypt your PDF with strong passwords to prevent unauthorized access.
解除密码限制
Remove PDF password security and printing restrictions permanently.
Watermark PDF
Stamp an image or custom text watermark over your PDF pages with ease.
旋转 PDF
Rotate specific or all PDF pages 90, 180, or 270 degrees clockwise.
Page Numbers
Add customized page numbering, headers, and footers in custom styles.
Organize Pages
Sort, reorder, duplicate, or delete PDF pages with intuitive drag-and-drop.
裁剪 PDF
Trim margins and adjust the visible page area of PDF documents.
HTML to PDF
Convert HTML code, webpages, and markdown snippets into clean PDF pages.
修复 PDF
Recover and fix damaged, broken, or unreadable PDF files instantly.