Korean Lunar Calendar & D-Day

A clean Korean lunar calendar that shows solar dates, lunar dates and your schedule on one screen.
Lunar dates are calculated from the official data of the Korea Astronomy and Space Science Institute (KASI), so you can trust it for lunar birthdays, memorial days and traditional holidays.

Wondering "what solar date is my lunar birthday this year?" or "how many days until the next memorial day?": this calendar answers right away.

■ Features
- Solar & lunar at a glance: each day shows its lunar date, sexagenary day (ganji) and seasonal term.
- Date conversion: convert between solar and lunar instantly, and share the result as a card image.
- Anniversaries & events: register lunar anniversaries (birthdays, memorials) and get reminders every year.
- Event & memo alerts: set notifications so you never miss an important date.
- Date calculator: D-Day counter, days between two dates, and age calculator (with lunar birthday shown).
- 24 solar terms guide: learn the origin and meaning of each term.
- Holidays & customs guide: the meaning of Seollal, Chuseok, Hansik and other traditional days.
- Moon phase, sunrise & sunset: see the day's moon shape and sun times.
- Home screen widget: check today's solar/lunar date and events at a glance.
- Public & substitute holidays: check holidays including substitute days.
- Backup & restore: save your anniversaries and events to a file and restore them on a new phone.
- Light/Dark display mode: follow the system or choose your own.
- Korean, English and Japanese supported.

■ Great for
People who track parents' birthdays and memorial days by the Korean lunar calendar, who convert dates often, and who don't want to miss a D-Day or anniversary.

Stay on top of every date with a light, fast Korean lunar calendar.

Recent changes:
- Bug fixes and stability improvements