Best way to track monthly utility expenses digitally?

Just for personal use? Not for a business or rental income?

If so, I use Quicken Classic. There is a new Quicken Simplifi. Here is some information on the differences. I am sticking with Classic on my PC, but I am old. 

You are posting in a Pro Series user group. Pro Series is income tax preparation software.

I think you are lost on the internet.

When tracking monthly utility expenses, one thing that really helps is having a consistent reference point before entering numbers into spreadsheets or accounting software. I’ve found that checking bills in a simple, structured way first reduces errors and makes long-term tracking much cleaner. Having an easy reference for reviewing electricity usage and amounts before logging them can make the whole process more reliable. A straightforward example of this approach is explained in this overview [Link removed by moderator], which focuses on viewing monthly utility data clearly before recording it.