Annoyed again because one of your apps is offscreen? Do you have to struggle with keyboard shortcuts, to bring it back or do they not work again? Borderline moves all windows back into the screen bounds.
MultiMonitorTool Alternatives
MultiMonitorTool is described as 'With MultiMonitorTool, you can disable/enable monitors, set the primary monitor, save and load the configuration of all monitors, and move windows from one monitor to another' and is a Window Manager in the os & utilities category. There are more than 10 alternatives to MultiMonitorTool for a variety of platforms, including Windows, Linux, Microsoft Edge, Vivaldi and Google Chrome apps. The best MultiMonitorTool alternative is DisplayFusion, which is free. Other great apps like MultiMonitorTool are Dual Monitor Tools, Ultramon, Actual Multiple Monitors and ZBar.