CE Software has released QuickConference 1.6, a new version of its instant messaging software for Mac and Windows TCP/IP networks. The new version makes it easier to spot new messages, adds an auto-reply feature, and sports a redesigned interface. A 30-day trial version is available. Pricing is based on the number of users, starting at US$119.95 for a 5-pack and going up to $699.95 for a 100-pack.