Today on the 5: I don't often run across a truly free app that devliers on some big promises. Duolingo does exactly that.

Today on the 5: I don't often run across a truly free app that devliers on some big promises. Duolingo does exactly that.

Today on the 5: I don't often run across a truly free app that devliers on some big promises. Duolingo does exactly that.&nbsp;

Duolingo

The Ozone Nightmare covers a wide range of subjects, from gaming to politics, comics to culture. We speak our minds, for better or worse, but we also try to keep the conversation approachable for everyone.

Share Duolingo

Sign up to save your podcasts

Duolingo

Duolingo