Recently, Duolingo announced a Latin course. I'd thought it was supposed to launch in mid-September, but it's live now, so I started it. (And now I'm doing twenty-three languages on Duolingo.)
Latin is my fourth language (third foreign language). I had two semesters in college (fall 2011 to spring 2012), and over the last four years, I've been going through my textbook again (much more slowly than I did in the class, in an effort to stick the material more firmly into my brain), so for the first time, when presented with the "Choose your path!" screen, I chose the placement test option.
Unfortunately, I didn't test out of any skills, so I had to start from the beginning anyway.
I'm extremely pleased that the Duolingo course is using the right pronunciation. Here's a description from the introductory lesson's notes (which I usually never read):