I don't see email on their feature page, but I also am not going to download it to see.

But I agree, the lack of opensource seems very unfortunate in this case, since closed source is part of what got you stuck here. I guess I'm not power user enough to want to add what just seems to be more or less a different version of Chrome, but I'm glad it exists because I'm glad that some projects still dedicate themselves to a power user base.