Osmo - Learn by Osmosis

Passive English vocabulary immersion into Spanish, French, Japanese, or Korean while you browse.

Learning a new language doesn't have to mean flashcards, textbooks, or hours of study. Osmo helps you learn introductory vocabulary in Spanish, Japanese, Korean, and French while you browse the web. As you read articles, blogs, and other websites, Osmo gently introduces common words from your target language, helping you build familiarity through everyday exposure. Whether you're preparing for an upcoming trip, want to recognize words on signs and menus, or simply want a fun way to start learning a new language, Osmo makes language practice feel natural and effortless. No lessons to complete, no streaks to maintain. Just small moments of learning built into your daily browsing. Learn by osmosis and turn the websites you already visit into opportunities to learn.