Duolingo - Duolingo is a free language learning app for iOS, Windows and Android devices. The app makes learning a new language fun by breaking learning into small lessons where you can earn points and move up through the levels. Read more about Duolingo.
Adobe Acrobat DC - Make your job easier with Adobe Acrobat DC, the trusted PDF creator. Use Acrobat to convert, edit and sign PDF files at your desk or on the go.
Memrise - Learn a new language with games, humorous chatbots and over 30,000 native speaker videos.
Foxit Reader - Foxit Reader is a free and light-weight multi-platform PDF document viewer.
Busuu - Join the global language learning community, take language courses to practice reading, writing, listening and speaking and learn a new language. Learn English with busuu's .
Wondershare PDFelement - All-in-one PDF editor