ATTENTION VERSION 3x, 2.X and Version 1.X CUSTOMERS: Version 4 is a $29 paid upgrade from previous versions of ScreenFlow and will require a new serial number. If you install version 4 without purchasing a new serial number, your videos exported from ScreenFlow 4 will contain a watermark. Please read these upgrade instructions before installing.
System Requirements
Mac OS X
OS X 10.7 (Lion) and higher including 10.9 Mavericks
Intel* based CPU required. Core 2 Duo recommended
A supported programmable GPU required for certain effects & functionality
Cameras using the HDV codec are not supported