I wouldn't say that I've reviewed a ton of keyboards that are compatible with Android, but I would say I've spent my fair share of time pecking away at various keyboards that work on various operating systems. One thing I've noticed over time is that most ultra-portable keyboards just aren't very good. The keys are generally too small to be useful or the keyboard itself is too big to really be considered "portable." Or there's some other weird design flaw that comes along with making it easy to carry. It's really pretty annoying.

And that was all true until the Logitech Keys-To-Go ($69).

Read More