Softinterface Diff Doc 精确高效的文档对比工具，支持MS Word/Excel/PowerPoint, PDF, RTF, Text, XML, HTML, Wordperfect等格式。
You demand fast and accurate document comparisons, and now you can have it. 'Diff Doc' is a powerful yet easy to use folder/file compare and remediation utility. Use it to compare files of all types including MS Word/Excel/PowerPoint, PDF, RTF, Text, HTML, XML, DOCX and more. Our document comparison utility works the way all software should -- accurately, quickly, simply, and affordably.