MEO Encryption Software Versions

To find out what version of the software you are currently using, click Help on the menu bar at the top of the program's window (not the Help button on the toolbar), and then click "About MEO Encryption Software".

Please be aware if you purchased more than 6 months ago you may need to purchase an upgrade to use the current version. For upgrade pricing go to https://www.nch.com.au/upgrade/index.html with your old registration ID number and Key.

If you want to try the current version with the option to restore your older version, please backup your Program Files sub folder containing the software for Windows, or copy the app from your Applications folder to a backup location for Mac OS

Click the appropriate button to download the latest version of this software:

Mac Intel Download
Windows Download
Build Version Logs Follow:
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Version 2.18

• Maintenance release
• Uploaded 2016-10-19

Version 2.17

• Maintenance release
• Uploaded 2013-11-07

Version 2.16

• Maintenance release
• Uploaded 2012-12-05

Version 2.15

• Maintenance release
• Uploaded 2012-11-02

Version 2.14

• Maintenance release
• Uploaded 2012-10-28

Version 2.13

• Maintenance release
• Uploaded 2012-09-11

Version 2.12

• Fixed after initial launch the default directory is at system32
• Fixed WinXP creates crypted.zip during each decryption process
• Fixed Output is blank when Decrypt any Encrypted file from Desktop to any other drive.
• Done sometimes error message appear during file encryption, but a lot of errors are not informative. Usually the following error appears 'Encryption aborted due to errors'.
• Done add Encryption options for email
• Done encrypt an Email should check email settings are there before the action
• Changed the initial directory from system32 on initial launch
• Fixed WinXP no longer creates crypted.zip files during decryption
• Fixed an issue with encrypting and compressing files from multiple drives
• Added in a button for users to test the email settings after they've set up the email dialog
• Added in the ability for users to choose what type of encryption they want to use and if they want to compress in the email dialog
• Added in better error messages for encryption
• Uploaded 2011-07-11

Version 2.11

• Fixed Encrypting into self-decrypting file fails, if there is not enough memory for entire file.
• Done there could be All/None option, while decrypting the set of file into folder with already existent files.
• Done add possibility to remember several last used e-mail addresses.
• Done use different sounds and icons for 'Hash is valid' and for 'Hash is not valid' messages.
• Done formatting of some Help pages differs from formatting which usually used.
• Done add possibility to rename output file if the file with the same name exist
• Done add email feature to right-click menu
• Changed the memory limit for the self extractor up to 4 GB (cannot actually go any higher)
• Fixed help documentation
• Moved encryption overwrite warning to the browse for output portion of the wizard.
• Removed an error that mentioned decryption during encryption.
• Remembers the last several used email addresses.
• Changed the validate hash to use the correct dialog boxes upon success and failure.
• Added in all/none options for overwriting during decryption.
• Done add in a measure of password strength
• Added in a progress dialog while preparing files from the first page of the encryption wizard to let the user cancel preparing the files.
• Checks for folder writability before the encryption process now.
• Added in a progress dialog for the compression of files
• Forces an update for InfoZip if there is a (re)install of Meo.
• Updated the email dialog so it no longer requires attachments.
• Added password strength to all password dialogs.
• Changed context menu items to be in their own subfolder
• Changed compression ignore list to be far more intuitive than before.
• Removed help button from the self-extractor's password page due to not being able to actually access any help pages.
• Changed context menu items to be in their own subfolder
• Uploaded 2011-06-03

Version 2.10

• Fixed typo-error in warning message.
• Done add feature "compress file before encrypting"
• Done add drag and drop capability
• Done ability to select the output folder
• Done for dialog �Hash validation� necessary add progress bar or progress dialog.
• Done password request window should be displayed on top.
• Add - Default is now to prompt the user for a folder for decryption
• Add - Drag and drop
• Add - .meo files are decrypted
• Add - others are encrypted
• Add - Hashing dialog
• Add - Compression of files
• Add - Ignore certain files for compression
• Add - Email command line argument
• Add - Compress command line argument
• Add - Encrypt and Email