Read long articles without scrolling.
Use the screen to view real-time statistics.
Monitor the progress of long-running tasks.
Right-click the menu bar icon to quickly activate.
Select Activate, and then click the left mouse button in “Preferences”.
Select to activate at startup in preferences.
Allow display to sleep in “Preferences”.
Set the default duration in the preferences, which is used when is activated by clicking the menu bar icon.
Control from a script or terminal.
Mac cracked apps screenshot: