App4Mac ( has updated CheckUp, a Mac OS X tool for checking the health and monitoring the behavior of a Mac computer (even from a remote computer), to version 2.6. The upgrade can detect the most common issues of Mac OS X and display details about how to fix them.

It also offers: enhanced alerts on disks or memory issues; better support of Macs with Intel Core i5 or Intel Core i7 processors; and improved support of Macs with Intel Xeon processors and hyper-threading. Version 2.6 also has an updated user interface.

A user license of CheckUp costs US$49 and can be installed on two computers. Version 2.6 is a free update for registered users. Discounts are available for education and volume licensing.

CheckUp Requires Mac OS X 10.4 or higher. A trial version of CheckUp is available at Some features are free and will stay free like the Tools that allows you to repair authorizations of Mac OS X or run maintenance scripts.