App4mac has announced the release of CheckUp 1.0, a diagnostic software tool for Mac OS X. It costs $49.
CheckUp 1.0 helps you check the behavior of a Mac either locally or remotely over a network. It checks the CPU, memory, disk drives and network interfaces. You can get detailed info about any processes that are running on the target Mac, or receive warnings or alerts when certain conditions are met.
Each licenses of CheckUp can be run on two computers. It requires Mac OS X v10.4 or later and a G4 or better (it's a Universal binary). A trial version is available for download.