將多個 PDF 檔案合併為一個。完全隱私，所有處理在瀏覽器中完成。
Checking Converter Service...
Drag & drop a file here, or click to browse
Supports PDF files
Privacy: This tool runs entirely in your browser. No data is sent to our servers. We don't store, share, or have access to any of the information you process here.
A: No hard limit. Very large files may be slow due to browser memory.
A: No. The entire merge happens in your browser using PDF-lib.
A: Yes, all pages are copied as-is from the original PDFs.
將 PDF 分割為單頁或提取指定頁碼範圍，支援下載 ZIP 或單一 PDF。
Convert Word documents (DOC, DOCX) to PDF format with high quality preservation. Also supports Apple Pages (.pages) to PDF conversion.
Convert Excel spreadsheets (XLS, XLSX) to PDF with tables and charts intact. Also supports Apple Numbers (.numbers) to PDF conversion.
This tool runs entirely in your browser. No data is sent to our servers. We don't store, share, or have access to any of the information you process here.