Download of CheckIt System Performance Suite 2.0 for Mac was on the developer's website when we last checked. We cannot confirm if there is a free download of this app available. This Mac app is an intellectual property of Allume Systems. Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe.
From the developer:
CheckIt 2 keeps Macs running at peak performance by combining five top Macintosh utilities into a single package that includes TechTool Platinum, Spring Cleaning10, EMC Retrospect Express, ExecutiveSync and StuffIt Standard. Together these applications provide Mac enthusiasts with a simple, affordable solution to ensure their Macs are running flawlessly at all times.
You may want to check out more software for Mac, such as AJA KONA System Test, AJA System Test or TinkerTool System, which might be related to CheckIt System Performance Suite.
System Optimization
Timekeeping