Product:  Duolingo Overall Ranking:  80/100 Price:  Free Website:  Duolingo.com INTRODUCTION Duolingo offers their language learning platform in the form of an online website and a mobile app, both of which stay synchronized with your progress.  Duolingo has received significant recognition, including iPhone App of the Year (2013) and Google’s Best of the Best (2013 and … Continue reading DUOLINGO — REVIEW →