• The code point type can be queried in AppleScript.
• Support Sudden Termination under Mac OS X 10.6.
• Bugfix: Bidi rule for IDNA 2008 was incorrect.
• Bugfix: When using the IDNA utility in multiple utility windows simultaneously, the instances would not allow to set the protocols individually.
• Bugfix: When using the Escape utility in multiple utility windows simultaneously, the instances would not allow to set the escaping methods individually.
• Bugfix: Utilities windows would not close in some situations.
• Bugfix: Utilities were leaking memory.

• Uses Unicode 6.0.0 data files.
• Support for IDNA 2008 (RFCs 5890-5894).
• Universal Binary with support for Intel 64/32 bit and PPC 32 bit architectures.
• Requires Mac OS X 10.4 or later.
• Minor improvements and bugfixes.

• Uses Unicode 5.2.0 data files.
• Uses version 1.7 of the “Adobe Glyph List For New Fonts”.
• New QuickLook plugin for previewing Codepoints found via the (optionally) generated Spotlight index.
• New “Length” utility for displaying number of codepoints along with number of code units and bytes for UTF-8, UTF-16 and UTF-32 encoding.
• The “Split Up” utility now supports drag and drop for rearranging and adding new codepoints.
• Added option in the “Escape” plugin to escape every codepoint. Previously, only codepoints from a predefined set were escaped.
• Minor improvements and bugfixes.

• New Favorite characters library.
• Codepoint references in the Unihan table are clickable links now.
• Menu items representing the character block containing the current codepoint are highlighted.
• Fixed a bug where Utilities windows were not working on Mac OS X 10.3.
• For codepoints that have been deprecated in Unicode a “Deprecated” label is displayed next to the glyph.
• Minor cosmetic improvements.

<ul>
<li> Includes a new “Diff” Utility for viewing differences between two strings. </li>
<li> The “Find Character” panel now allows to explicitly exclude strings from matching by prefixing them with “-”. </li>
<li> Information from the Unicode data file HangulSyllableType is included in the “Misc” tab. </li>
<li> The “Unihan Tag Filter” is now saved between UnicodeChecker starts. </li>
<li> Cosmetic changes to the Utilities window:
<ul>
<li> Toolbar items stay highlighted.</li>
<li> Cycling through controls using the Tab key has been improved. </li>
</ul>
</li>
<li> Checking for UnicodeChecker updates is now done using <a href="http://andymatuschak.org/pages/sparkle">Sparkle</a> by Andy Matuschak. You can choose to automatically check for updates at each startup of UnicodeChecker in the Preferences dialog. </li>
<li> Under some circumstances Unicode data files could not be read correctly. This resulted in a warning that a file could not be found although the file existed. This has been fixed. </li>
<li> Fixed a bug where opening the AppleScript dictionary from Script Editor would crash UnicodeChecker on systems prior to Mac OS X 10.4. </li>
<li> Fixed a bug where UnicodeChecker would crash on systems prior to Mac OS X 10.4 when the starting codepoint was set to U+0000. </li>
</ul>

- Uses Unicode 5.0 data files
- Information from the Unicode data file NamesList is included in the “Misc” tab.
- Font metrics of the current font can be displayed in the current character text field. (Using “Show Font Metrics” in the Window menu.)
- The Unihan table is now sortable.