Intego on Wednesday released Personal Antispam X4, an update to the company’s antispam application. The update is being released as a Universal Binary for compatibility with Intel and PowerPC Macs and works with Apple’s Mail application and Microsoft’s Entourage. In addition to its role of ridding users Inboxes of spam, Intego said Personal Antispam also helps protect against phishing and viruses. Personal Antispam requires Mac OS X 10.2.8 or later and costs $49.95. The update is free for registered users of Personal Antispam X3 via NetUpdate.