Hot Alarm Clock (HotAlarmClock.exe) accepts optional command line parameters.

Opens window with new alarm.
Opens window with new timer.
Launches the program in portable mode. You can put Hot Alarm Clock on a flash drive and run it directly from there. In this way, all your data will always be with you, the settings will be stored in file Data.ini.
Closes a previously launched instance of the application.
Instructs the application to create the Log.txt file in the application folder (in the Data subfolder). The log file contains details about the application's activity, which can be a helpful debugging aid.