Download The Bat!

There is now a single installation file for both Professional and Home licenses. After you install the program and input the registration key, The Bat! will recognize its license type. Note that the current installation file includes the multi-language user interface and the spell checker dictionaries formerly known as International Pack.

Please check your current registration. You may have to pay to upgrade your license to a newer version. Licenses purchased on or after May 9, 2015 are valid for The Bat! v7. Licenses purchased on or before May 8, 2015 can be upgraded for a fee.

The Bat! v7.2 (32-bit)

20-07-2016 33.06 MB Download

The Bat! v7.2 (64-bit)*

20-07-2016 35.93 MB Download

Token Manager v2.0 (iKey1000, eToken Pro) for Professional Edition

21-01-2010 0.95 MB Download

For software developers - specification for writing custom interface skins for The Bat!

30-07-2006 0.19 MB Download

For software developers - specification of The Bat! plugin API

10-05-2011 3.62 MB Download
Archived versions of The Bat!

New features

  • A warning dialog is now displayed when a second copy of the program is running
  • Email body in XHTML format is now displayed
  • Option to "Save HTML with default font" (see "Options\Preferences\Viewer/Editor\Editor Preferences")
  • Content-Type: text/calendar is now associated with vCalendar
  • If Internet Explorer 8 is available, the layout engine is calculating document pixels as 96 dpi
  • A warning is displayed if images used in templates were moved or renamed
  • Greek interface language


  • The internal messages queue has been redesigned resulting in significant speed improvements when receiving a large number of small messages via very fast connection to a POP3 or EWS server, the user interface became much more responsive
  • The creation time of a message is displayed in case a message’s receipt time is much earlier than its creation time
  • X-Priority header line is only included into the new messages with low and high priority. For normal-priority messages, this header line is no longer used, thus the "X-Priority: 3 (Normal)" will not be specified from now on
  • Faster mail retrieval in large MAPI accounts
  • (0000817) Selection moves to the top of the list after deleting a contact in the address book
  • EWS: reduced memory usage


  • Example email address in the default address book has been changed from to
  • (#0000823) Cannot pin the Mail Ticker on secondary monitor positioned vertically
  • Not enough space for "Input OpenPGP key pass phrase" and "Please input the master password"
  • The window when compacting a folder had no title
  • (TID#61350) Out of memory or Access Violation error message when opening a corrupted folder file has been fixed
  • Quick templates inserted in HTML mode were losing hyperlinks formatting
  • Domain for punycode was case sensitive
  • An extra line appeared while inserting HTML quick templates in the plain text editor
  • Hyperlinks were not created in the HTML editor while inserting plain text quick templates with hyperlinks
  • Extra blanks were applied to standard signature template
  • Fixes in message body tags while generating HTML messages
  • Font size of non-hypertext fragments of inserted plain text quick template is now the same as default settings
  • The issue with the flickering black message editor window on Windows XP has been eliminated v
  • (0000791) Font size was not applied to hyperlinks in the templates signature
  • Replies were losing multiple levels of quotes
  • A workaround for bad implementations of the Authority Key Identifier decoding, which finally turned out to negatively affect proper implementations - some parent certificates couldn't be found, has been removed
  • EWS: cannot send email with large attachments when using on-the-fly message base encryption
  • EWS: messages could not be moved or deleted while using the on-the-fly message base encryption
  • EWS: received messages had wrong creation date - Jan 1, 1980
  • A part of Facebook notification messages was displayed two times
  • (0000828) Access violation error when editing several contacts in the address book at once
  • (0000827) "Select the Account" window appears behind the web-browser
  • (0000836) Exceptions.log contains NULL bytes
  • (0000833) Tags are not displayed on the header pane
  • (0000665) Tags in Cyrillic turn into garbage and get multiplied
  • An issue with extra double apostrophes in the names of senders/recipients has been eliminated
  • When account password was empty, sometimes the password dialog stayed in the background and was invisible
  • (0000842) In case an HTML template contained a table, it was impossible to place the cursor to the required field
  • (0000843) An Access Violation error message which appeared while trying to edit an HTML template with a table has been fixed
  • An Access Violation on address search termination in the address book has been fixed
  • RSS feed Links containing Cyrillic characters were displayed incorrectly
  • Images with Cyrillic in file names inserted into HTML do not disappear anymore
  • (TID#70073) Invalid pointer operation error message caused by the spell checker locking the clipboard
  • (TID#70000) No more freezes when scrolling large RSS documents on the Entire text tab
  • (0000867) Files attached to messages get multiplied
  • (TID#70148) Some RSS feeds displayed wrong creation date
  • (0000102) When forwarding mail with external graphics links, the links are not carried into the email
  • Fixed an access violation when moving between IMAP folders
  • (0000844) Short strings in the "Options\Preferences\...\" window in Russian
  • (0000815) Truncated text in folder maintenance start window
  • (0000807) Passphrase dialog has not enough size and can’t be resized
  • (0000573) Reply to HTML mail has no quotes
  • (0000544) The Bat! could not display transparent 8-Bit PNG files
  • (0000545) 8bit PNG pictures (indexed color table, with transparency) always showed black background
  • (0000464) Images are not displayed if The Bat! HTML Viewer is used
  • (0000445) Image Viewer is very slow on large images, consumes lot of CPU
  • (0000090) Some inline GIF files were truncated
  • (0000767) Certain HTML messages were not rendered correctly when using the internal HTML viewer
  • (0000881) Certain PNG (indexed palette) pictures were displayed black
  • (0000317) HTML Links were not clickable
  • (0000525) Hyperlinks in the HTML Editor opened wrong web-pages
  • (0000674) Formatting of the quick templates was lost if inserted in HTML messages
  • (0000764) While forwarding multiple messages the respective Forward-templates were not used
  • (0000796) Images are compressed horizontally when replying or forwarding the email
  • (0000730) It's not possible to save changes in the "Insert Hyperlink" window
  • Some fixes of the Unicode password handling in the GUI
  • CardDAV synchronization did not work in the 64-bit version for some servers


The Bat! upgrade policy
  • The Bat! v5 license purchased December 23, 2010 - September 25, 2013 is valid for a The Bat! v6.0 upgrade only. For The Bat! v6.1 and higher these licenses are not valid.

  • The Bat! v6 license purchased September 26, 2013 - November 25, 2013 will be valid for a The Bat! v7.0 upgrade only. For The Bat! v7.1 and higher these licenses will not be valid.

  • The Bat! v6 license purchased November 26, 2013 - May 8, 2015 is valid for all sub-versions of The Bat! v6. For The Bat! v7.0 and higher these licenses will no longer be valid.

  • The Bat! v7 license purchased from May 9, 2015 will be valid for versions 6.8, 6.8.x and all sub-versions of The Bat! v7. For The Bat! v8.0 and higher these licenses will no longer be valid.

Users who have a license for any version of The Bat! before v7 can update their license to The Bat! v7 by purchasing an upgrade.

Please note: We reserve the right to adjust our upgrade policy without notification.

*The 64-bit version of The Bat! does not accept 32-bit plugins. If your plugin stopped working after installing The Bat! 64-bit, you should either get the 64-bit version of the plugin or switch back to the 32-bit version of The Bat!