@teach-1,
I like the web app too, but it is shy a couple of key features I love in the iOS/Android app. You can’t export the Trends summary data today. But if you want to look at the device percentages, you can export your Monthly or Yearly “Day” data and run it through my web app described here.
Stacked power plot for Always-on, ID's appliances, and other? - #30 by kevin1