Apps similar to GamingMonitor include Caffeine for Windows, which is free. Other options are PowerToys - Awake and Don't Sleep. In total there are three Prevent Sleep Mode Apps like GamingMonitor for Windows.
If you have problems with your PC locking or going to sleep, caffeine will keep it awake. It works by simulating a keypress once every 59 seconds, so your machine thinks you're still working at the keyboard, so won't lock the screen or activate the screensaver.
United Kingdom
PowerToys Awake is a tool for Windows designed to keep a computer awake without having to manage its power & sleep settings. This can be helpful when running time-consuming tasks, ensuring that the computer does not go to sleep or turn off its screens.
United States
Don't Sleep is a small portable program to prevent system shutdown, Standby, Hibernate, Turn Off and Restart.
Germany
EU
