No specific info about version 3.0. Please visit the main page of Mach Desktop on Mac Informer.
Application for OS X 10.6 or later.
Monitor and log all the temperatures and fan speeds inside your Mac.
Wallpaper Clocks allows you to set wallpapers that include the date and time.
Manage your time better and easily keep track of important events.
MyWeather Desktop is a very basic weather information tool.