Yeah, I was just looking at a recipe for amazake and looks like the several models including the Ultra has a setting that will do 1 degree increments at low temps. https://amazakeco.com/blogs/how-to-make-amazake/instant-pot
The sous vide immersion stick sounds intriguing. So it’s a heating stick that you can place in liquid, plug it in to a wall socket, and leave it for hours? They seem just as expensive as a multicooker. I guess I’d have to choose one or the other.