This apps is for leisure and educational only.

Gregorian ==> Lunar Calendar

24 Solar Terms (二十四 節氣) is shown by calculation of Sun's longitude, thus may be +/- 1 day.

These 24 Solar terms are related to solar location not lunar position.

Display in Traditional Chinese,

12 Chinese Zodiac animals

60 Sexagenary Cycle (天干地支)

Lunar year name

Lunar month name

Moon phase:朔 New Moon/上弦 Wax/望 Full Moon/下弦 Wane

Date range: Jan 1, 1901 to Dec 31, 2100

Reference: https://ytliu0.github.io/ChineseCalendar/docs/sunMoon.pdf