System Support Products today announced the availability of Release 4 of Mail Forward for Mac OS X, an email forwarding application for AOL, Gmail, Hotmail, MSN, and Yahoo Web mail accounts — standard POP and IMAP mail accounts may also be forwarded. Enhancements in this release include: application is now a Universal Binary for native execution on either Intel or PowerPC processors; preliminary support for Yahoo Mail Beta accounts; added forwarding for IMAP mail accounts (Inbox folder only); and more. Mail Forward is priced at US$19.95 ($10 upgrade).