Highly for iOS - Medium-style highlighting in every app and website. 🖌

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.

LINER - LINER AI Copilot is currently powered by ChatGPT/GPT-4, Google Search Engine, and information from high-quality highlights of an enormous number of users from all around the world.

Babble - A more personalized social network

Highlight - "Highlight" physical books through conductive pages 📖✨

LanguageBeast.com - Study English synonyms and antonyms to enrich your vocabulary