dnGrep searches files in Windows, including text documents, Word and Excel files, PDFs, and archives, with readable search results.

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About dnGrep

dnGrep searches across files on Windows, including text files, Word, Excel, PowerPoint and Open Office documents, PDFs, and archives such as zip, 7z, rar and jar. It supports text, regular expression, XPath, phonetic, and byte-sequence queries, with search filters, whole-file preview, bookmarked patterns, and saved results.

It can replace text in text files with undo, but does not replace in binary formats such as Word, Excel, or PDF. It runs on Windows 10, 11, or Windows Server with .NET 9 included, and may be incompatible with Smart App Control on Windows 11.

Key features

  • Search text files, PDFs, Word, Excel, PowerPoint, and Open Office documents
  • Search inside zip, 7z, rar, jar, and other archives
  • Search using text, regex, XPath, phonetic, or byte sequence
  • Replace text in text files with undo support
  • Preview whole files and open results in a custom editor
  • Right-click search in File Explorer; move, copy, or delete results
Best for: Windows users who need to search across documents, PDFs, and archives and replace text in text files.
Good for
  • Searches text files, Office documents, PDFs, and archives
  • Supports text, regex, XPath, phonetic, and byte-sequence queries
  • Includes whole-file preview, undo for replace, and File Explorer search
Watch out for
  • Does not replace text in Word, Excel, or PDF files
  • Runs on Windows 10, 11, or Windows Server; no more updates for Windows 7
  • May be incompatible with Smart App Control on Windows 11

dnGrep at a glance

Type
Website
Pricing
Not confirmed. Check the site
Platforms
Web, Windows
Open source
Not stated
Last checked
Oct 5, 2026 · Online when checked
Listed
Oct 5, 2026

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dnGrep FAQ

Can dnGrep replace text in Word, Excel, or PDF files?
No. Replace works in text files and does not replace in binary formats such as Word, Excel, or PDF.
Which versions of Windows does dnGrep support?
Windows 10, 11, or Windows Server. Windows 7 users can still run v3.2.330 on .NET Framework 4.8, with no more updates.
How is dnGrep installed?
Releases include .NET 9 and are available from GitHub and Chocolatey, or via WinGet with winget install -e --id dnGrep.dnGrep.
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