TianganDizhi

Discover the wisdom of traditional Chinese astrology, timekeeping, and philosophy — all in one beautifully crafted app across iPhone, iPad, Mac, and Apple Watch.

CHINESE TIMEKEEPING (SHICHEN)

- Real-time circular clock displaying the 12 traditional two-hour periods (時辰)

- Ke subdivisions tracking quarter-hour progress within each Shichen

- Alias names and cultural context for every time period

- Live Activity & Dynamic Island support for at-a-glance Shichen info on your Lock Screen

CHINESE CALENDAR & ASTROLOGY

- Full lunar-solar calendar conversion with Heavenly Stems and Earthly Branches (天干地支)

- Complete 60-year Sexagenary Cycle (六十甲子) display

- 24 Solar Terms (節氣) with upcoming term countdown

- 12 Zodiac Animals with Five Element associations

- Twelve Gods (十二建除神) with daily auspicious and inauspicious activities

- 28 Lunar Mansions (二十八宿) tracking

I CHING & BAGUA

- Fuxi Pre-Heaven and King Wen Post-Heaven Eight Trigrams arrangements

- All 64 Hexagrams with symbols and interpretations

- 12 Monthly Hexagrams for both lunar and solar calendars

- Moon phase correlation with I Ching hexagrams

TRADITIONAL CHINESE MEDICINE

- Meridian Organ Clock (子午流注): see which organ is most active at each Shichen

- Five Elements system with organ, emotion, flavor, color, and direction associations

- Practical health insights based on ancient acupuncture timing principles

TRADITIONAL MUSIC THEORY

- Five Musical Notes (五音) with Tang Dynasty and Western equivalents

- Twelve Pitch Scales (十二律呂) correlated with Earthly Branches

WEATHER & ASTRONOMY

- Sunrise, sunset, moonrise, and moonset times via Apple WeatherKit

- Moon phase display with traditional Chinese lunar phase names

- Daily temperature and weather conditions

WIDGETS EVERYWHERE

- Home Screen widgets in small, medium, large, and extra-large sizes

- Lock Screen widgets showing Shichen, lunar date, and solar term countdowns

- Lunar New Year countdown widget

- Apple Watch complications and widgets

- macOS menu bar display with quick copy

APPLE WATCH

- Dedicated watch app with circular Shichen clock

- Multiple complication types for your watch face

- Compact organ and meridian reference on your wrist

CUSTOMIZATION

- Traditional or simplified Chinese naming styles

- Custom calligraphy font (WeibeiTC-Bold) or system font

- Spring Festival red theme for Lunar New Year celebrations

- GMT+8 timezone option for overseas users

Whether you study Chinese astrology, practice traditional medicine, or simply want to connect with thousands of years of cultural wisdom, TianganDizhi is your essential companion.