Either way, you have a lot of options when it comes to scheduling shutdown or other power-related tasks. There are other parameters that you can make use of such as an event.
There are a number of ways to shutdown Windows 10 automatically after a set period of time or at a specific time and date in the future. Both the power management apps work really well and you can choose any depending on your budget. The second app that you must check out is PowerOff Timer which comes with a trial version. The first app is the Windows Shutdown Assistant. Think of them as advanced Task Scheduler with an easy to use user interface.
It is worth noting that you can also manage some of them under Power Options. There are two apps that you can download and install to manage shutdown, sleep, hibernation, reboot, lock, break reminder, and other power management options with ease. Alternatively, you can browse to file location mentioned below.