The PassMark website offers the entire suite of PassMark software, while Amazon.com offers only PassMark PerformanceTest. The software is offered in digital download format from both companies. PassMark software is used for computer reliability and stability testing, test case management and integration, benchmarking and other targeted applications.
Many of the PassMark software packages, for example PerformanceTest and TestLog, are offered free of charge on initial download and include a trial period before requiring the purchase of a license for continued use. Some programs, such as MemTest86 and BatteryMon, have both a free edition and a professional edition, which includes more features or is required for use in a commercial environment.