This article should help. It helped me.
I did a major rewrite of Anduril. For a long time, I tried to avoid changing the UI much, and stuck to only small changes so it could keep backward compatibility. This was holding it back though, so I finally did all the bigger changes I had been avoiding. The new version is called Anduril 2. Current status 2020-09-30: Almost done; just finishing up a few little things. What changed? A lot: Uses a “simple UI” by default. This has only the core functions, like a normal flashlight — on (ramp),…
A Google search of anduril vs anduril 2 also helped.