You could try MacroDroid, it's free with a premium one-time purchase if you want. You don't need root for most of the automation/routine; only a bunch of those

You could try MacroDroid, it's free with a premium one-time purchase if you want. You don't need root for most of the automation/routine; only a bunch of those require special permissions or workarounds. Its UI is not that bad. You could also try Tasker