The 2.2.4 version of JustFocus for Mac was available to download on the developer's website when we last checked. We cannot confirm if there is a free download of this app available. We recommend checking the downloaded files with any free antivirus. This free Mac application is an intellectual property of ClimStudio. The program is categorized as Productivity Tools.
From the developer:
Clean and Simple
JustFocus is a simple rest reminder runs on macOS, it will remind you when you keep working for too long, help you to keep healthy and regain your focus, keep you even more productivity!
Full Screen UI
Beautifully full-screen view, blocking all mouse and keyboard events to help you take a real break.
Statistics
Statistics for daily timers, review your productive time.
You may want to check out more software for Mac, such as ThinkingRock, DesktopCalendar or PhoneAgent, which might be related to JustFocus.