Duolingo is all about gamification, so they make participation fun and competitive. This choice gets you some of the most important grammar and vocabulary of a language, but does stay at a fairly entry level.
Format: Online application with emphasis on mobile app
Price: Free
Free audio, video, and text materials provided by the BBC.
Format: Online classes
Price: Free
Memrise uses educational tricks based on images or words to help the user make a mental connection between a word and it’s meaning.
Format: Online application, with Android and iOS functionality
Price: Free, but with a Premium upgrade for $10 a month
This course combines different kinds of learning into an all-encompassing strategy. If you’re looking for a more complete understanding of a language and are willing to put in some time, this is a great option.
Format: Online courses, media libraries, e-tutors and a robust community
Price: Ranges from $39 (1 month) - $150 (1 year)
FluentU finds and constantly updates video and audio content that is relevant to contemporary speech patterns. Users experience vocabulary in context and look it up as they watch, with the option to practice selected words later on.
Format: Online video library
Price: Ranges from $10 - $30
This is the virtual face-to-face interaction tool. Choose between certified teachers or more informal native speakers. Flexibly set times to meet with your teacher or pursue instant tutoring with the teachers-on-call.
Price: Free to join, but teachers set their own hourly rates
Format: Video chats online