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.
Trello - Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.
Reji - Improve your vocabulary hassle-free ๐
Notion - All-in-one workspace. One tool for your whole team. Write, plan, and get organized.
Words For That - the reverse-Urban Dictionary of the internet
Slack - A messaging app for teams who see through the Earth!