• Generate disk treemaps for local or network volumes
• Search and locate files in treemaps by automatic zoom-in and positioning
• Save entire or partial volume snapshots
• Compare snapshot against current disk state or past snapshots (examine changes by difference in size or percentage difference)
• Copy/Move/Rename/Delete files or directories
• Directory analysis
• Tool: Compare files and/or directories
• Tool: Find duplicate files

Usage:
    TreeMapFs.exe [Parameters]
Generate snapshot:
    TreeMapFs.exe [volume] [snapshot_filename]
Examples:
    TreeMapFs.exe c:\ d:\snapshot_[yy][mm][dd].snapshot
    The following parameters are supported in the snapshot filename:
    [d] - Date of month without leading zero
    [dd] - Date of month with leading zero if necessary
    [m] - Month without leading zero
    [mm] - Month with leading zero if necessary
    [yy] - 2 digit year
    [yyyy]- 4 digit year
    [hh] - Hour with leading zero if necessary
    [ii] - Minute with leading zero if necessary
    [ss] - Second with leading zero if necessary

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build 353: 20 Dec 2025
  update: installer updates
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build 352: 18 Dec 2025
  update: internal updates
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build 350: 14 Feb 2023
  update: internal updates (ad-related)
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build 348: 13 Feb 2021
  update: internal improvements
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build 347: 27 Jan 2021
  update: internal improvements
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build 346: 14 Oct 2019
  update: generate snapshots using command line arguments
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build 345: 05 Aug 2019
  update: filtering also works for snapshots
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build 344: 22 Jul 2019
  update: compare snapshots improvements
  update: requires .NET 4.7.2
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build 343: 03 Jul 2019
  update: enabled "Compare Snapshots"
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build 338: 27 Jun 2019
  update: improved snapshot live statistics
  bug fix: folders and files statistics retain sorting after filtering 
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build 336: 19 Jun 2019
  update: [treesize] improved live update while scanning
  update: other internal improvements
  bug fix: snapshots were not showing file statistics
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build 199: 20 Feb 2013
  update: installer updates
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build 195: 12 Aug 2012
  update: snapshots include folder date-created, date-modified, attributes
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build 186: 16 Oct 2011
  new feature: monitor file changes (experimental)
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build 184: 15 Oct 2011
  optimizations for fast drives (e.g. SSDs) or subsequent scans
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build 165: 22 Mar 2011
  [DuplicateFiles] bug fix: skips symbolic links
  [DuplicateFiles] addition: option 'ignore files less than', added 'group' column
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build 160: 17 Mar 2011
  improvement: Duplicate Files Tool uses its own thread for processing files
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build 156: 03 Mar 2011
  optimizations
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build 153: 19 Feb 2011
  skips symbolic links
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build 151: 15 Feb 2011
  faster parsing of folders that contain many subfolders e.g. c:\Windows\winsxs
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build 148: 31 Aug 2010
  offline activation
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build 140: 20 Jul 2010
  fixed some possible access violations
  improved scanning for huge folders
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build 137: 20 Jul 2010
  bug fix: was not parsing folders starting with a dot
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build 136: 10 Jul 2010
  bug fix: problem when loading snapshots
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build 134: 30 Jun 2010
  bug fix: portable version was creating an empty folder under %AppData%
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build 131: 18 Apr 2010
  addition: auto update of treemap while scanning
  addition: option to map free space (only available when scanning drives not folders, e.g. c:\)
  bug fix: search tools was highlighting previous results
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build 124: 07 Apr 2010
  bug fix: Treemap navigation only visible in treemap tab
  bug fix: "Shell register" checks for elevation
  bug fix: compare snapshots: now it also filters folders
  bug fix: compare snapshots: sorting files was only sorting the path, now it also sorts the filenames
  bug fix: more accurate comparison of dates
  bug fix: filtering of moved files (left only) was not working
  change: Online activation
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build 116: 16 Mar 2010
  [Compare Snapshots] Faster sorting of files
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build 112: 18 Jan 2010
  [DuplicateFiles] addition: keep selected and delete all other files
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build 110: 01 Jan 2009
  [DuplicateFiles] addition: allows reloading session results
  [DuplicateFiles] addition: "match filename" and "match parent folder name" options
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build 107: 26 Dec 2008
  additon: File statistics, displays largest files, or files within custom filter
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build 104: 24 Dec 2008
  improvement: Word wrapping for filenames in Treemap
  bug fix: Folder stats: sorting retained after sorting
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build 089: 01 Nov 2007
  Addition: command line option to generate snapshot
    The command line format is
    filepro.exe [volume] [snapshot_filename]
    e.g.
    filepro.exe c:\ d:\snapshot_[yy][mm][dd].snapshot
    The following parameters are supported in the snapshot filename:
    [d] - Date of month without leading zero
    [dd] - Date of month with leading zero if necessary
    [m] - Month without leading zero
    [mm] - Month with leading zero if necessary
    [yy] - 2 digit year
    [yyyy]- 4 digit year 
    [hh] - Hour with leading zero if necessary
    [ii] - Minute with leading zero if necessary
    [ss] - Second with leading zero if necessary
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build 072: 22 Aug 2007
  Improved zoom-in/out tool
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build 066: 17 May 2007
  compressed snapshots (ZLIB)
  improved "select volume" dialog