Your study window happens between places
Open lessons, reviews and dictionary search in a tunnel, on a train or during unreliable mobile coverage.
Keep lessons, reviews, saved words, progress, pronunciation and a 20,000-entry Japanese dictionary available when Wi-Fi is unreliable or absent.
Language study often happens in the places with the least reliable connection: on a train, during travel, between classes or in a quiet corner where you deliberately put the network away.
Japanese is designed as an offline-first course. Core content and progress live on your device, so a missing signal does not turn a planned lesson into a smaller fallback activity.
Offline-first is useful for commuters, travellers, privacy-conscious learners and anyone who wants study time to depend on a habit rather than a signal.
Open lessons, reviews and dictionary search in a tunnel, on a train or during unreliable mobile coverage.
Continue the course and look up saved language without planning every item before leaving Wi-Fi.
Local progress and device pronunciation reduce the services required for an ordinary learning session.
How the learning experience stays on your device.
Open structured N5–N3 lessons and complete activities without relying on a live content request.
Use spaced repetition for course items and saved words wherever you study.
Look up 20,000 Japanese entries by kanji, kana, rōmaji or English.
Lesson state, mastery and saved items remain available on the device.
Lessons and practice modes are built into the learning experience instead of fetched one screen at a time.
Completed work, mastery and review timing are stored on your device.
Japanese text-to-speech uses the voice installed on iOS or Android rather than an external audio API.
There are no advertising requests competing with the lesson or blocking an offline session.
Offline should be described precisely. Core learning stays on the device; platform transactions and downloading the app still depend on external services.
N5–N3 lessons, skill practice, reviews and progress
Complete a normal study session without fetching each screen
Finish work and see it reflected locally
20,000 dictionary entries, saved words and course links
Search kanji, kana, rōmaji or English
Resolve a word and add it to personal review
Initial download, purchases, purchase restoration and updates
Use the relevant Apple or Google platform service
Return to offline learning after the platform action finishes
Open the next lesson, listen with the Japanese device voice, clear due reviews and search an unfamiliar word without changing apps. Your progress remains available for the next session.
The core session should not become a reduced emergency mode merely because the network disappears.
Confirm the app and preferred system pronunciation voice are present before a long offline period.
Continue the guided lesson, clear due SRS items and use the local dictionary as needed.
Your completed lessons, mastery and saved words remain on the device for the next session.
Apple and Google still control purchases and restoration through their services.
Complete platform-dependent actions while connected; core study remains local afterward.Audio that requires a server can fail exactly when the lesson goes offline.
Use the Japanese text-to-speech voice installed on the device.Words alone omit lesson structure, reading, grammar and progress.
Keep the entire learning loop — not only cards — available on the device.Concrete coverage for this level or skill, connected to lessons, practice and review.
The guided course, progress, reviews, saved words, core practice, graded reading, dictionary search and device pronunciation are designed for offline use.
App download, store purchases, restoring purchases and future app updates depend on Apple, Google or an available network. The ordinary learning session does not.
An offline-first architecture reduces the need to send every learning action to an external service. No paid generative AI call is required to produce the next core exercise.
Direct answers about level, scope, support and offline learning.
Core lessons, reviews, practice, progress and dictionary search are designed for offline use after the app is installed.
Pronunciation uses the Japanese voice available on your device. Voice availability depends on your device language and accessibility settings.
Yes. The compact dictionary contains 20,000 searchable Japanese entries and connects words back to lessons and review.
No. Japanese is designed without advertising, online or offline.
Learn, practise, review and complete the first three N5 units before deciding whether to unlock the full path to N3.