Best Koyomi | Japanese Year Checker Apps

237+ iOS apps curated and reviewed

4.5 avg rating

19 free apps

Updated September 2026

Finding the right koyomi | japanese year checker apps can be overwhelming with so many options. We've analyzed 237+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top Koyomi | Japanese Year Checker Apps (September 2026)

#	App	Price	Rating	Ads	In-App Purchases	Updated
1	Koyomi \| Japanese year checker	Free	—	Yes	Yes	Jun 2026
2	Koyomi (Calendar)	Free	—	No	No	Aug 2026
3	Japanese Calendar Converter	Free	4.5★ (2)	Yes	No	Jul 2026
4	Japanese	Free	4.8★ (3.6K)	No	No	Sep 2026
5	Gravity - Japanese Immersion	Free	3.2★ (14)	No	Yes	Sep 2026
6	Koyomi	$1.99	5.0★ (2)	No	No	Sep 2026
7	Japanese!! Learn Kana & Kanji	Free	4.8★ (22K)	No	Yes	Sep 2026
8	JpYear Japanese Year	Free	—	Yes	No	May 2026

Top Picks for Koyomi | Japanese Year Checker

#1

Koyomi | Japanese year checker by NAOYA ONO

Japanese calendar reference

Editor's Choice

0.0(0 ratings)

FreeAdsIn-App Purchases

Koyomi | Japanese year checker screenshot 1

Koyomi | Japanese year checker screenshot 2

Koyomi | Japanese year checker screenshot 3

#2

Koyomi (Calendar) by Kouichi Abe

Simple Three Months Calendar

Strong Contender

📊 Productivity

0.0(0 ratings)

Free

Koyomi (Calendar) screenshot 1

Koyomi (Calendar) screenshot 2

This simple calendar app displays three months at a time, along with an annual view. Easily navigate between months and years with intuitive scrolling gestures. It offers a straightforward yet highly useful way to manage your schedule.

#3

Japanese Calendar Converter by Yuichi Sakashita

Japanese Eras to Western years

Worth Considering

📊 Productivity

4.5(2 ratings)

FreeAdsIn-App Purchases

Japanese Calendar Converter screenshot 1

Japanese Calendar Converter screenshot 2

Japanese Calendar Converter screenshot 3

Japanese Calendar Converter screenshot 4

Instantly convert between Japanese eras and Western years. This tool also reveals the Japanese Zodiac, Chinese Zodiac animal, and leap year status for any given year. Its clean interface makes it ideal for anyone interested in Japanese culture or history.

More Koyomi | Japanese Year Checker apps to explore

More than a dictionary

This comprehensive language learning tool offers an extensive dictionary with over 175,000 entries and 58,000 example sentences. It includes advanced features like handwriting recognition, conjugation search, and a text reader, alongside flashcard study tools and JLPT-specific lists. Learn Japanese offline with this pocket-sized study companion.

Extensive dictionary with 175,000+ entries58,000+ example sentencesHandwriting recognition for kanji/kana

Gravity - Japanese Immersion

Gravity - Japanese Immersion

Gravity - Japanese Immersion

Japanese Videos & Flashcards

Learn Japanese by capturing real-world text from your surroundings. This app creates personalized flashcards and study plans based on the vocabulary you encounter daily, making learning practical and context-driven.

Personalized learning plansInstant vocabulary extraction from photosSmart review system

free with in-app purchases

This app displays traditional Japanese calendars, including lunar phases, zodiac signs, and auspicious days. It integrates with your existing iOS calendar and offers features like printing and PDF sharing. Perfect for those who appreciate traditional calendrical information.

Standard calendar import and displayDetailed Japanese calendar view (zodiac, lunar, etc.)Moon phase and age display

Japanese!! Learn Kana & Kanji

Japanese!! Learn Kana & Kanji

Japanese!! Learn Kana & Kanji

Hiragana, Katakana & Grammar

Master Japanese writing with comprehensive lessons for Hiragana and Katakana. Build vocabulary and grammar skills through engaging quizzes and spaced repetition. Practice reading and writing with audio pronunciation, all offline.

Hiragana and Katakana writing lessonsVocabulary and grammar lessonsSpaced repetition review quizzes

free with in-app purchases

JpYear Japanese Year

JpYear Japanese Year

JpYear Japanese Year

New Gengo "Reiwa" Jp Year

This app provides a clear and easy-to-understand conversion between Japanese imperial eras and Western years. It lists major eras like Meiji, Taisho, Showa, Heisei, and the current Reiwa, allowing users to quickly find corresponding dates. Users can also mark favorite eras for easy access.

Japanese year to Western year conversionLists major Japanese eras (Meiji, Taisho, Showa, Heisei, Reiwa)Easy-to-understand interface

Learn Japanese!!!

Learn Japanese!!!

Learn Japanese!!!

Speak, Read and Write Japanese

Master Japanese with engaging lessons covering vocabulary, pronunciation, kana, kanji, writing, and grammar. Smart review tools adapt to your learning pace, ensuring effective memorization. Ideal for beginners to quickly gain speaking, reading, and writing skills.

Vocabulary lessonsPronunciation practiceKana and Kanji learning

free with in-app purchases

Japanese Calendar Reiwa Widget

Japanese Calendar Reiwa Widget

Japanese Calendar Reiwa Widget

Reiwa Widget Japanese Calendar

This app provides a free Japanese calendar and Reiwa widget for iOS devices. It offers quick reference tables, search functionality for various calendar systems, and personal notes. Enjoy dark mode and home screen widgets for easy access.

Japanese calendar and Reiwa widgetQuick reference table and searchWestern calendar, Japanese calendar, era, age, zodiac signs

Learn Japanese by MindSnacks

Learn Japanese by MindSnacks

Learn Japanese by MindSnacks

Master Japanese reading, writing, and conversation skills through 8 engaging games. Learn over 800 words and phrases with native speaker audio and practice three writing systems. Ideal for all ages, it makes language acquisition fun and effective.

8 addictive learning games800+ Japanese words & phrasesPractice Kana, Kanji, and Romaji

free with in-app purchases

dateyomi-Master Japanese Dates

dateyomi-Master Japanese Dates

dateyomi-Master Japanese Dates

Daily Japanese Date Widgets

Learn Japanese dates and times effortlessly with daily notifications and interactive features. This app helps you intuitively grasp complex date rules through quizzes and home screen widgets, making learning a natural part of your day.

Daily Japanese date notificationsIntuitive date navigationOne-line rule explanations

free with in-app purchases

Nihondex: Learn Japanese

Nihondex: Learn Japanese

Nihondex: Learn Japanese

Hiragana, Katakana & Vocab

Master Japanese vocabulary, grammar, and kanji with a structured learning path. Utilizes spaced repetition for efficient memorization and includes interactive games and reading practice. Offers detailed progress tracking and social features to enhance your learning journey.

Spaced repetition system (SRS)Kana gamesConjugation practice

Kiku - Learn Japanese Fast

Kiku - Learn Japanese Fast

Kiku - Learn Japanese Fast

Scroll, Listen, Become Fluent

Learn Japanese by scrolling through fun video clips, similar to social media feeds. Absorb real conversations, translate words instantly, and build vocabulary with flashcards. Ideal for students, travelers, and fans of Japanese culture.

Learn through scrolling video clipsTap to translate words and phrasesBuild vocabulary with flashcards

Japanese time, 72 seasons

Learn Japanese - Phrasebook

Learn Japanese - Phrasebook

Learn Japanese - Phrasebook

Learn, Speak Japanese Language

Learn to speak and write Japanese effectively with this easy-to-use phrasebook app. It offers essential translated phrases, native speaker audio, and vocabulary to help you communicate with locals and navigate Japan. Start with free content and unlock more for comprehensive learning.

Essential Japanese phrasesNative speaker audioOffline learning

free with in-app purchases

🎬 Entertainment

Langmate: Japanese Friends

Langmate: Japanese Friends

Langmate: Japanese Friends

Chat with people in Japan

Connect with Japanese locals and Japan enthusiasts globally. Practice natural Japanese conversation, build friendships, and explore Japanese culture. Features include matching, location-based discovery, virtual travel, voice messaging, and handwriting practice.

Swipe, match, and chat with Japanese usersFind people nearby with 'Around Me'Explore Japanese cities virtually

free with in-app purchases

Japanese Keyboard & Translator

Japanese Keyboard & Translator

Japanese Keyboard & Translator

English to Japanese Translator

This app provides a dedicated Japanese keyboard for efficient typing and an integrated translator to bridge language gaps. Customize your typing experience with themes, background images, and sound feedback. Access translations and typing features across any application.

Dedicated Japanese keyboardEnglish to Japanese translationMultiple input methods

Learn Japanese - Drops

Learn Japanese - Drops

Learn Japanese - Drops

Japanese Vocab Learning Games

Learn Japanese vocabulary through engaging, visually-driven mini-games. Daily five-minute lessons make learning addictive and effective, focusing on practical words and essential scripts like Kanji and Kana. Build a consistent learning habit with this fun, illustrated approach.

Illustrated vocabulary learningDaily 5-minute lessonsQuick swipe and tap games

FAQ about Koyomi | Japanese Year Checker

Are there free koyomi | japanese year checker apps for iPhone?

Yes — 19 of the top koyomi | japanese year checker apps we rank are free to download, including Koyomi | Japanese year checker and Koyomi (Calendar).

Does Koyomi | Japanese year checker have ads or in-app purchases?

Koyomi | Japanese year checker shows ads and offers in-app purchases, according to its App Store listing as of September 2026.

How many koyomi | japanese year checker apps are on the App Store?

We track 237+ koyomi | japanese year checker apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.