Word of the Day - Learn one new word, every day
Synonymful - Improve your vocabulary and communicate like a pro.
Grammarly - Clear, effective, mistake-free writing everywhere you type.
Reji - Improve your vocabulary hassle-free 📚
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.
Words For That - the reverse-Urban Dictionary of the internet