• Support for comparison sessions. A DeltaWalker session offers a quick way of launching a recent file or folder comparison. It holds all the information required to run that comparison the same way you ran it last time - the pathnames/URIs of the compared files or folders, including username and password, as well as any preferences you might have modified during that session.
• Significantly improved memory usage for text comparisons.
• Improved error reporting when attempting to copy/move/delete files on Mac OS X that are locked or require different permissions.
• Other bug fixes and enhancements.

• Improved UI responsiveness during folder comparison. Use of throbber inside window tab, instead of progress monitor in status bar.
• Up to 30% faster folder comparison.
• New binary file algorithm detection.
• Content Types preference page showing default file type assignments and allowing manual overwrite.
• New binary file type detection improved robustness of linked folder comparison report generation.
• Ability to set root folder in folder comparison.
• Ability to ignore differences in timestamps smaller than a configurable threshold. Helps eliminate artificial timestamp differences introduced by file systems e.g. FAT32 with low accuracy of their timestamp setting API.
• Search box now in dedicated area on the right of main toolbar.
• Bug fixes.

• File and folder visualization, comparison, and synchronization over WebDAV.
• Ability to exclude (i.e. add to the list of folder comparison filters) files and/or folders via a right click, paired with easy access to those filters from within folder comparison.
• Hiding of username and password from display URIs.
• Improved visibility filters UI.
• New system tray-based software updates notification mechanism.
• More prominent indication of the editor/tree with input focus.
• HTML viewer for HTML files. Now one can view html files as Text as well as in Design mode, as rendered by the default system browser.
• Visualization and comparison of compressed files within compressed files.
• Bug fixes.

• File visualization and comparison over HTTP(S) plus saving over (S)FTP.
• Folder comparison and synchronization over (S)FTP.
• Visualization and comparison of BZ2, EAR, GZ, JAR, TAR, TBZ2, TGZ and ZIP compressed files.
• Ability to open multiple folder comparison windows within a single application window.
• Improved folder comparison performance.
• Improved handling of external file change notifications on Windows.
• Ability to Save As individual files remotely and locally.

• Ability to set last modified date and time of files and folders in folder comparison.
• Ability to move files.
• Improved folder comparison performance.
• Significantly improved folder comparison updates during synchronization.
• Significantly improved file load time in file comparison.
• Mac OS X file and folder permissions now transferred during copy/move.
• Folder comparison Size column now shows folder size.
• Copy/move operations now use a two-level progress meter. Possible errors are logged and displayed at end of operation.
• Shortcut keys for merge operations in file comparison.

Performance and stability improvements.