PSTCompactor is available in three editions: SOHO, Standard and Enterprise, each providing progressively more advanced processing capabilities.  The SOHO edition is targeted specifically at small home office setups and has some additional restrictions not found in the Professional and Enterprise versions. 

The Professional and Enterprise editions also offer remote administration, management, scheduling, email notification, etc.  These features are not available in the SOHO version.

Please see the PSTCompactor website (www.pstcompactor.com) to determine the version which is right for you.

Item	SOHO	Standard	Enterprise
Common, easy to use interface
# of mailboxes [more information]	5	unlimited	unlimited
# of installations [more information]	1	unlimited within one country	unlimited within one country
Rules - For Messages
Always Execute
Message Age
Message Subject contains word(s)
Message Body contains word(s)
Message Sender contains or matches
Message has attachment(s)
Message attachment(s) size
Message attachment filename matches specification
Rules - For Mailboxes
Mailbox size
Mailbox file-name
Actions - For Messages
Compress Email's Attachments
Delete Message
Report Message to System Administrator
Actions - For Mailboxes
Compact Mailbox (to reduce its size)
Empty Deleted Items folder
Note 1 - # of Mailboxes The SOHO Edition will process the first 5 mailboxes from each Configuration File you create.  The Standard and Enterprise editions do not have this restriction and will process any number of mailboxes. Note 2 - # of Installations The SOHO Edition is a single-user license and may only be installed and used on a single computer.  The Standard and Enterprise editions may be installed on any number of computers owned and operated by the purchasing entity within a single country.