The features of commercial and free versions of AntispamSniper for The Bat!

	Features	Plug-in version
		Free	Pro
	Trainable email classification algorithm
	Black and white lists of senders
	Black and white filtering rules
	Filtering log
	Statistics
	Filtering POP3 connections
	Filtering IMAP connections
	Blocking spam by attachment type
	Blocking graphical spam
	Deleting spam from server by headers
	Blocking spam by sender IP using online DNSBL services
	Blocking spam by black words in subjects
	Anti-phishing filter
	Learning the outgoing messages as non-spam automatically
	Additional toolbar in TheBat
	Checking the domains from message text via online URIBL services.
	Additional set of predefined rule conditions.
	Synchronization of filtering data between the plug-ins in local network using SniperSync server.

How to upgrade from free version?