KnewSense today announces MacAppBlocker 1.3 for OS X, an update to their utility that enables users to block access to any application by placing it on a Blocked App list that’s password protected.

MacAppBlocker allows the user to share their computer or leave it unattended, while being assured that sensitive apps and documents cannot be opened, according to the folks at KnewSense. The app appears as a convenient Menu Bar icon.

In addition, a timeout value may be assigned to each app on the list, so that the app will automatically close after a specified period of inactivity. MacAppBlocker gives the user the option of whether or not it launches automatically at startup.

MacAppBlocker 1.3 costs US$14.95 and available worldwide exclusively through the KnewSense website ( A 15-day free trial download is also available.