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.