Stuck at B1-B2? Your vocabulary stops growing because your brain skips unknown words when context is enough.
Booklex fixes this:
→ Read EPUB/PDF books in any language
→ Tap any word - instant translation, no app switching
→ Words save to your dictionary automatically
→ Review with flashcards, quizzes and tests
→ Fully offline. 50 languages supported.
I'm an iOS developer who built this while learning Spanish. Read books you enjoy, learn words in context, grow your vocabulary naturally.