JA Sensei: Learn Japanese JLPT
JA Sensei: Learn Japanese JLPT Summary
JA Sensei: Learn Japanese JLPT is a ad-supported, with in-app purchases Android app in Education by RaphaelW. Released in Feb 2011 (15 years ago). It has about 2.4M+ installs and 46.6K ratings with a 4.81★ (excellent) average. Based on AppGoblin estimates, it reaches roughly 7.6K monthly active users and generates around $<10K monthly revenue (58% IAP / 42% ads). Store metadata: updated Dec 21, 2025, version 213.
Recent activity: 2K installs this week (8.6K over 4 weeks) showing steady growth , and 4.00 new ratings this week View trends →
Data tracking: SDKs and third-party integrations were last analyzed on Feb 19, 2026. The app's network data flows (API traffic to/from the app and its SDKs) were last crawled on Jul 9, 2025.
Store info: Last updated on Google Play on Dec 21, 2025 (version 213).
JA Sensei: Learn Japanese JLPT was last scanned for SDKs 2026-02-19. Below is the overview of third party companies detected in the app. The full list of raw SDKs, app permissions and unknown SDKs is available here.
Kotlin
Airbnb Engineering
Google
Square
AdMob
Firebase4.81★
Ratings: 46.6K
Screenshots
App Description
All aspects of the Japanese language and culture in a single professional app
All-in-one application to learn Japanese. Hiragana, katakana, kanji, vocabulary, phrasebook, grammar, and MUCH more! Basic to advanced lessons. Smart progress tracking exercises to improve your writing, reading, speaking and listening skills. Discover surprising culture facts to think like a Japanese, and avoid embarrassing situations.
GENERAL IMPORTANT BENEFITS
★ On-going project since 2011, you are sure to get continuous updates and improvements
★ All audio clips by a native Japanese speaker for authentic Japanese pronunciation. No voice synthesis.
★ No Internet connection required, almost everything is downloadable
★ Highly customizable quizzes paired with the scientific SRS system that tracks your progress.
★ Adapted for beginners to advanced learners
DETAILED INFORMATION
PROGRESSIVE JAPANESE LESSONS
✓ Ideal introduction to the Japanese language, and quick progress
✓ For each lesson: Japanese dialogue, vocabulary, grammar, exercises, and a culture page
✓ Take the final quiz to validate each lesson
✓ Many entertaining and explanatory illustrations
JAPANESE KANA, KANJI, RADICALS
✓ Phonetic information and audio recordings for each Japanese sound
✓ Over 6,000 kanji with stroke orders, meanings, word examples, and more.
✓ Kanji breakdown to analyze the composition of each kanji and remember it more easily
✓ Powerful kanji search tools by radicals, meanings, on/kun readings, JLPT levels, etc.
✓ Detailed kanji radicals information (Kangxi number, position, meaning, frequency, etc.)
✓ Drawing tool to learn how to write kana/kanji/radicals with the right stroke order
✓ Learn by JLPT, Jouyou, or Kanji Kentai levels
✓ Create and manage your personal lists
JAPANESE PHRASEBOOK
✓ Over 900 Common Japanese phrases for real life communication grouped by themes
✓ Smart quiz to improve your Japanese expression and comprehension skills
✓ Learn Japanese phrases with audio clips and words in context
✓ Each Japanese phrase can be broken down to get a list of words and detailed grammar explanation
✓ Record your voice, and compare it to a native speaker's pronunciation
✓ Create and manage your personal lists
JAPANESE AURAL COMPREHENSI