ShareO   
http://www.4team.biz

Share and synchronize Microsoft Outlook Personal Folders with other Outlook users without a server with this easy-to-use utility. Create shared workspaces that included shared: calendars, contacts, a journal, mail, tasks, notes, documents and any other folders. Share different Folders (subfolders) with different groups of people. Include a new team member by simply adding his/her name to the easy wizard. Synchronize data with your teammates: just click 'Send and Receive' in MS Outlook (or automatically), and all your inputs will stream to your teammates' computers and automatically update their data. Work offline or online: you can change any data in each item and after that connect to the Internet or your company's network to synchronize it, or you can update your contacts folders data automatically by changing the 'Send and Receive' settings in MS Outlook. Create subscriptions for events, contacts lists, etc. Share any custom forms of clients' data, meetings, and tasks. Synchronize your mail folders. Create your easy workgroup CRM. No server and no administrators are needed. It's a cost effective solution for family and business workgroups.

Attachment Analyser   
http://www.MADSolutions.com

Analyse attachments and e-mail in your mailboxes, public folders or personal folder files. This free analyser will provide you with html reports you can use to help identify potential problem areas with respect to attachments within your e-mail system. Feel free to distribute this analyser to friends and colleagues.

Atomic PST Password Cracker   
http://www.apasscracker.com

Atomic PST Password Cracker allowing you to recover lost passwords to personal folders in MS Outlook. The program is universal and does not depend on the version of Outlook. It will take less than a minute to recover passwords to your personal folders. Owing to the peculiarities of password encryption in Outlook, our program can recover not the password you specified, but a similar password that will be 100% functional. Usually, recovering of forgotten password does not take more than 5 minutes. Simply install the program, launch it and grab the lost password!

Public Key File and Email Encryption freeware   
http://www.deltacrypt.com

DeltaCrypt OneClick Personal does it all: This Public Key Encryption Software encrypts files, text and emails with 1024-bit RSA protection, digital signatures, and unalterable public keys. It offers the basic encryption functionalities FREE OF CHARGE. Select files and folders or a combination of both and let DeltaCrypt OneClick Personal secure your sensitive data. For personal use only. DeltaCrypt applications provide sophisticated features and a user-friendly interface to keep encryption simple and easy. No special skills are required. Any format of file can be encrypted, no matter what the file extension. There is almost no limit to the volume of files that can be encrypted. One of the features of DeltaCrypt OneClick Personal is its ease of use with any email or text messaging software. From the icon in the System Tray, you can quickly encrypt or decrypt your email text …and then get back to what you were doing. Moreover,DeltaCrypt wipes out original source files, when requested at encryption, by replacing the original data with binary ‘00’. Deleted files are not transferred to the Windows’ recycle bin. When decrypting, DeltaCrypt reconstructs files identical to the original ones: same name, same time and same size. This flexible encryption program is constructed so as to permit the addition of additional plug-ins so as to meet any special requirements

EZOutlookSync   
http://www.ezoutlooksync.com

EZOutlookSync is a straightforward yet versatile solution to synchronize MS Outlook files and folders between two or more computers. No matter how many different folders you use to keep your Outlook data or even how many computers these folders are spread over, EZOutlookSync dramatically decreases the time needed to always keep your files updated. Synchronizes all data stored in Outlook: Contacts All calendar entries (appointments and tasks) Emails Notes Journal entries Distribution lists