Best Koyomi Yomi Apps

250+ iOS apps curated and reviewed

4.5 avg rating

19 free apps

Updated September 2026

Looking for free koyomi yomi apps? 19 of our 250+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Koyomi Yomi Apps (September 2026)

#	App	Price	Rating	Ads	In-App Purchases	Updated
1	Koyomi Yomi	Free	—	No	No	Sep 2026
2	Koyomi \| Japanese year checker	Free	—	Yes	Yes	Jun 2026
3	Koyomi	$1.99	5.0★ (2)	No	No	Sep 2026
4	Koyomi (Calendar)	Free	—	No	No	Aug 2026
5	Koyomi - Simple Calendar	Free	—	Yes	No	Sep 2026
6	Koyomi 2024	Free	—	No	No	May 2026
7	Japanese Calendar Converter	Free	4.5★ (2)	Yes	No	Jul 2026
8	OKURI Japanese Lunar Calendar	Free	4.9★ (11)	No	Yes	Aug 2026

Top Picks for Koyomi Yomi

#1

Koyomi Yomi by haru komatsuda

Japanese Era, Year & Zodiac

Editor's Choice

0.0(0 ratings)

Free

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#2

Koyomi | Japanese year checker by NAOYA ONO

Japanese calendar reference

Strong Contender

0.0(0 ratings)

FreeAdsIn-App Purchases

Koyomi | Japanese year checker screenshot 1

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Koyomi | Japanese year checker screenshot 3

#3

Koyomi by iWare Inc.

Worth Considering

5.0(2 ratings)

$1.99

Koyomi screenshot 1

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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.

More Koyomi Yomi apps to explore

Koyomi (Calendar)

Koyomi (Calendar)

Koyomi (Calendar)

Simple Three Months Calendar

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.

Three-month calendar viewAnnual calendar viewIntuitive scrolling navigation

📊 Productivity

Koyomi - Simple Calendar

Koyomi - Simple Calendar

Koyomi - Simple Calendar

Vertical Scrolling Calendar

This calendar app offers intuitive operation with a unique vertical scrolling interface. Its refined design makes daily use enjoyable, allowing seamless navigation through past and future schedules. It aims to support users in organizing their fulfilling days.

Continuous vertical scrollingRefined and simple designIntuitive and easy operation

📊 Productivity

🎬 Entertainment

Japanese Calendar Converter

Japanese Calendar Converter

Japanese Calendar Converter

Japanese Eras to Western years

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.

Convert Japanese eras to Western yearsConvert Western years to Japanese erasCalculate age from birth year

📊 Productivity

OKURI Japanese Lunar Calendar

OKURI Japanese Lunar Calendar

OKURI Japanese Lunar Calendar

Daily Tear-Off Widget Calendar

This app offers a digital take on traditional Japanese tear-off calendars, featuring lunar phases, zodiac animals, and daily fortunes. It integrates with your iCloud calendar and provides customizable widgets for your home screen.

Realistic paper calendar flippingMoon phases and zodiac animalsTraditional Japanese daily fortune

🎨 Graphics & Design

Japanese Seasonal Calender

Discover the subtle shifts in the Japanese calendar, from 24 solar terms to 72 micro-seasons. Each day reveals a new facet of nature, accompanied by classic art and poetry. Track lunar dates, holidays, and seasonal foods.

24 solar terms and 72 micro-seasonsUkiyo-e art and classic haikuLunar dates and holidays

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

🎬 Entertainment

Koyomi Tayori: Japan Calendar

Koyomi Tayori: Japan Calendar

Koyomi Tayori: Japan Calendar

24 solar terms & seasonal joys

Organize your entire schedule in one place. View events from multiple accounts, manage tasks, and plan gatherings with others. Stay on top of appointments, holidays, and birthdays with customizable views and shared calendars.

Unified schedule viewEvent creation and editingTask management integration

📊 Productivity

Digital Japanese Clock

Digital Japanese Clock

Digital Japanese Clock

Enjoy life in the Edo period!

Experience the Edo period's unique timekeeping with this digital clock. It simulates the indefinite time method, dividing days and nights into variable lengths. Customize sounds, displays, and backgrounds for an immersive historical experience.

Indefinite time method simulationCustomizable bell sounds (drums, cannons, cuckoo)Multiple display options (zodiac, numerals, emojis)

free with in-app purchases

Colorful Calendar-Cute Planner

Colorful Calendar-Cute Planner

Colorful Calendar-Cute Planner

Aesthetic Calendar, To Do List

Personalize your schedule with a variety of aesthetic calendar styles, from anime to celebrity-themed. Create your own calendars with photos and track daily events, schedules, and memorial days with reminders. Enjoy a visually refreshing experience that breaks from traditional designs.

Personalized calendar stylesCustom calendar creation with photosCalendar store with diverse themes

📊 Productivity

A calendar app for the year 2026, featuring soothing monthly illustrations and visual cues for the current date. It also displays the Japanese lunar calendar and solar terms with seasonal illustrations.

2026 calendar viewSoothing monthly illustrationsBlinking icon for today's date

🎬 Entertainment

Japanese time, 72 seasons

阴历阳历转换计算 - 2022年放假安排及双历对照

阴历阳历转换计算 - 2022年放假安排及双历对照

阴历阳历转换计算 - 2022年放假安排及双历对照

壬寅虎年实用黄历查询器生活小助手

Easily convert between lunar and solar calendars, check horoscopes, and access traditional Chinese almanac information. This tool synchronizes with solar terms and agricultural seasons, offering a comprehensive calendar experience.

Lunar to solar calendar conversionSolar to lunar calendar conversionHoroscope checking

📊 Productivity

Pocketbook Appendix Lite

Pocketbook Appendix Lite

Pocketbook Appendix Lite

by TECHNO SQUARE inc.

This app provides a comprehensive collection of Japanese reference data, including postal charges, holidays, age tables, and conversion charts. It is regularly updated with new information and bug fixes to ensure accuracy and usability.

Age tableConversion tablePostal charges

Season Calendar

Season Calendar

Season Calendar

Japanese Event 12month

$9.99 | 100% OFF

Explore Japanese culture with a calendar featuring national holidays, moon phases, and the 72 traditional seasons. Discover seasonal events with accompanying images and recipes, and read daily insights.

Japanese national holidaysMoon phases72 traditional seasons

free with in-app purchases

FAQ about Koyomi Yomi

Are there free koyomi yomi apps for iPhone?

Yes — 19 of the top koyomi yomi apps we rank are free to download, including Koyomi Yomi and Koyomi | Japanese year checker.

Does Koyomi Yomi have ads or in-app purchases?

Koyomi Yomi has no ads and has no in-app purchases, according to its App Store listing as of September 2026.

How many koyomi yomi apps are on the App Store?

We track 250+ koyomi yomi apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.