While there is no "forever free" full version of MacBreakZ 5, you can download a directly from the developer, publicspace.net . This trial allows you to test its core features, though it is restricted to the first 10 stretches until you purchase a full license. Key Features of MacBreakZ 5
During longer rest breaks, the app displays tips and techniques for better workstation setup and posture.
MacBreakZ 5 acts as a "Personal Ergonomic Assistant" designed to prevent and aid in recovery from Repetitive Strain Injury (RSI).