Marvell9182FlasherGUI 1.0 for Mac could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. Marvell9182FlasherGUI for Mac lies within System Tools, more precisely Device Assistants.
Marvellflashergui.dmg is the common file name to indicate this program's installer. According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. The following version: 1.0 is the most frequently downloaded one by the program users. The actual developer of this free Mac application is Sonnet Technologies, Inc.
From the developer:
This OS X application gives you the ability to update the firmware in Sonnet's Tempo SSD Pro, Tempo SSD, and Tempo SATA Pro 6Gb 4-Port PCIe cards. The application supports booting from attached drives when the card is installed in a Mac Pro running OS X 10.6.8 or later.
You may want to check out more Mac applications, such as Macfilink, LaCie DVD Update Tool or PodManager, which might be similar to Marvell9182FlasherGUI.