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.

Four Hour Book Club - 300+ Books recommended on the Tim Ferriss Show 📚

BoldVoice - Accent coaching app for non-native English speakers

Bookicious - Find the best new book to read with books collections for makers, founders and entrepreneurs.

Andy Chatbot - Learn and practice English with exercises, grammar and games

BookAuthority - BookAuthority collects the most recommended books on business, technology and science - as featured on CNN, Inc and Forbes