Kanji Koi · Japanese Study Downloads & RevenueKanji Koi · Japanese Study · App Store
Not in any tracked top chart right now.
Updated 11 Nov 2026 · rankings refresh through the day
DeveloperNikodem Bernat
CategoryEducation
PriceFree
Released
Rating★ 2.3 (3)
Version3.0.2
Age rating4+
First seen by us
23 Oct 2026
23 Oct 2026Kanji Koi · Japanese Study update history & changes
Last change · 3 events since 13 May 2024Full timeline ↓Full timeline · 3 events
- 🆕Kanji Koi · Japanese Study first spotted by AppInsiderUnited States (found via search)
- 📦Kanji Koi · Japanese Study version 3.0.2Kanji Koi is now on Apple Watch. Review the kanji from your favorite lists with meanings, on’yomi, kun’yomi, and name readings right on your wrist.
• Sync your favorites from iPhone, then browse your saved cards offline.
• Continue from the kanji you last viewed, even after closing the app.
• Shuffle your favorites for a fresh review order.
• Turn on tap to reveal to hide meanings and readings until you are ready to check your answer.
• See familiar KanjiVG character artwork and a localized Watch interface.
Requires watchOS 26 or later. Open Kanji Koi on your paired iPhone to sync your favorite lists.… more - 🆕Kanji Koi · Japanese Study released on the App Store
Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.
Rating
2.3 ★
3 ratings
Measured
Kanji Koi · Japanese Study on the App Store
App details
App ID
6502221416
Publisher
Nikodem Bernat
On the store since
May 2024
2 years on the store
Minimum OS
iOS 18.0+
iPhone XS and later
Devices
iPhone · iPad · Watch
Universal purchase
Content rating
4+
Languages
19
AR EN FR DE EL HE HI HU IT JA KO PL …
Size
125 MB
Also listed in
Reference
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Not charting right now. | ||
Ratings
App Store, worldwide.
Rating
2.3 ★
3 ratings
Measured
Ratings
3
Measured
About Kanji Koi · Japanese Study
Learn Japanese kanji with drawing practice and swipe flashcards. Study characters by JLPT level, understand their readings and meanings, and see your progress grow one session at a time.
PRACTICE YOUR WAY
Trace kanji with stroke guidance to practice writing, or swipe through cards to review recognition. Use hints when you need help and choose kana or romaji readings to suit your level.
STUDY FROM N5 TO N1
Browse kanji by estimated JLPT difficulty, from N5 to N1, or by Jōyō school grade. Start with a ready-made list, save favorites, or create your own lists for focused practice.
UNDERSTAND EACH CHARACTER
Explore meanings, on’yomi and kun’yomi readings, name readings, radicals and stroke counts. Add your own notes and look up characters as you learn.
SEE YOUR PROGRESS
Follow your drawing and recognition scores, study history and progress by JLPT level. Add friends to see their shared progress and keep each other motivated.
KEEP KANJI CLOSE
Add Home Screen widgets for kanji, learning history and JLPT progress. With Kanji Koi+, link your devices to keep your learning progress in sync.
MAKE IT YOURS
Choose a color theme and customize your learning cards in a refreshed design. Guided onboarding helps you choose your starting level, reading style and practice mode. Core study works offline; friends and device sync require an internet connection.
Kanji Koi+ is an optional paid upgrade. Device sync requires Kanji Koi+.
Terms of Service apply: https://nikodembernat.com/apps/kanji-koi/terms-of-service
PRACTICE YOUR WAY
Trace kanji with stroke guidance to practice writing, or swipe through cards to review recognition. Use hints when you need help and choose kana or romaji readings to suit your level.
STUDY FROM N5 TO N1
Browse kanji by estimated JLPT difficulty, from N5 to N1, or by Jōyō school grade. Start with a ready-made list, save favorites, or create your own lists for focused practice.
UNDERSTAND EACH CHARACTER
Explore meanings, on’yomi and kun’yomi readings, name readings, radicals and stroke counts. Add your own notes and look up characters as you learn.
SEE YOUR PROGRESS
Follow your drawing and recognition scores, study history and progress by JLPT level. Add friends to see their shared progress and keep each other motivated.
KEEP KANJI CLOSE
Add Home Screen widgets for kanji, learning history and JLPT progress. With Kanji Koi+, link your devices to keep your learning progress in sync.
MAKE IT YOURS
Choose a color theme and customize your learning cards in a refreshed design. Guided onboarding helps you choose your starting level, reading style and practice mode. Core study works offline; friends and device sync require an internet connection.
Kanji Koi+ is an optional paid upgrade. Device sync requires Kanji Koi+.
Terms of Service apply: https://nikodembernat.com/apps/kanji-koi/terms-of-service
Latest updates
3.0.2
Kanji Koi is now on Apple Watch. Review the kanji from your favorite lists with meanings, on’yomi, kun’yomi, and name readings right on your wrist.
• Sync your favorites from iPhone, then browse your saved cards offline.
• Continue from the kanji you last viewed, even after closing the app.
• Shuffle your favorites for a fresh review order.
• Turn on tap to reveal to hide meanings and readings until you are ready to check your answer.
• See familiar KanjiVG character artwork and a localized Watch interface.
Requires watchOS 26 or later. Open Kanji Koi on your paired iPhone to sync your favorite lists.
