Intego today announced the release of Intego Personal Antispam X4, an update to its intelligent antispam software. The software works in conjunction with Apple Mail and Microsoft Entourage to filter spam so users can keep their inboxes spam-free. Intego Personal Antispam X4, a Universal application that runs on Macs with Intel or PowerPC processors, and relieves users from checking each message to know if it is spam or not. Intego Personal Antispam is priced at US$49.95.