HatsuLingo

An EPUB reader for language learners. Upload your books, tap words for definitions, and read without distractions.

Open Library See pricing

Sync between devices

Start reading on your phone, pick up where you left off on your laptop. Your books and progress sync automatically.

Works offline

No loading, no buffering, no internet needed. Your books work offline and pages turn smoothly.

Quick definitions

Tap any word to see what it means. No need to switch apps or break your reading flow.

Made by language learners, for language learners