I used Sweat Scoop for a while, and can't remember why I stopped. I've pretty much tried all different kinds of litter and I always come back to the pine pellets. It could've been the fact that the corners of the box always gets gummed up with too much pee saturating the granules and makes it really hard to clean overall. But I should give it a go again. I'm sick of being paranoid of my place smelling of animals. When I had my dog the place certainly smelled of dog...