Thiên Cơ: Tử Vi, Lịch Vạn Niên

🧿 THIEN CO — THE MOST COMPLETE ASTROLOGY, OCCULTISM, AND FORTUNE TELLING APP FOR VIETNAMESE PEOPLE

35 ancient studies in one app: Astrology, Bazi (Eight Characters), lunar calendar, auspicious day selection, prayers, feng shui, I Ching, Tarot, fortune telling, dream interpretation — from East to West and India.

💰 50,000 VND/MONTH TO ACCESS ALL 35 SECTIONS — ANNUAL PACKAGE ~33,000 VND/MONTH
Other astrology apps require purchasing individual readings or packages that only unlock a few sections. Thien Co has only ONE package: unlocks the complete interpretations of all sections, with no limit on the number of readings. Payment via MoMo, ZaloPay, or bank card; Visa card not required. The free features remain unchanged.

🔔 APP WITH AUTOMATIC REMINDERS — YOU DON'T NEED TO REMEMBER, YOU DON'T NEED TO OPEN THE APP
Five types of reminders automatically sent to your phone, just turn it on once:
• Morning reminders for good and bad days: today's fortune, auspicious times, things to do and things to avoid.

• Lunar holidays reminders — the 1st, 15th, Vu Lan, Kitchen God, Tet — notify you the afternoon before so you can shop for offerings in time.

• Lunar anniversaries and birthdays reminders: enter once, and the app will automatically convert to the Gregorian date and remind you in advance every year.

• Conflicting days reminders: each month there are 2-3 days that conflict with your zodiac sign; the app notifies you in advance to avoid major events.

• Upcoming auspicious hours reminders: notify you 20 minutes in advance, so you can leave or sign documents on time.

📅 LUNAR CALENDAR & AUSPICIOUS DAY CONSULTATION — COMPLETELY FREE
• Perpetual calendar, lunar calendar: today's lunar calendar, zodiac signs, day of the week, 28 constellations, lunar holidays, countdown to the 1st and 15th of the lunar month.

• Daily auspicious and inauspicious days: auspicious or inauspicious days, good and bad stars, things to do and avoid, 6 auspicious hours.

• Auspicious and inauspicious days according to age for 14 types of activities: weddings, opening ceremonies, groundbreaking ceremonies, moving into a new house, signing contracts, funerals, seeking wealth, taking office, house renovations, starting school...

• Auspicious departure times according to Ly Thuan Phong: 12 hours of the day, which hours are good and which should be avoided.

• Auspicious age for house building: Kim Lau, Hoang Oc, Tam Tai and how to resolve them by borrowing someone's age.

• Auspicious age for first-footing in 2027: suggestions for the most compatible age, or check a specific person.

• Lunar Calendar: Check your birth year's elemental compatibility, compare compatibility between spouses, and compare elements before marriage or partnership.

• Pre-written traditional Vietnamese prayers: prayers for ancestors, the 1st and 15th of the lunar month, the God of Wealth, the Earth God, New Year's Eve, the end of the year, and burning offerings.

**Your Age Calendar** — This app automatically compares your age to your profile and indicates whether a particular day conflicts with your age, instead of using a generic calendar for everyone.

⭐ **Complete 12-House Astrology Chart** — FREE

• Complete 99-star astrology chart, including main and auxiliary stars, the Cycle of Change, and the Tai Sui cycle. Click on each house to read the interpretation for that house.

• **Four Transformations of Flying Stars (Central Plains School): Click on a house to see which house the four transformations fly to.**

• Fortune Telling — most frequently viewed: today's fortune, yearly fortune, 12-month fortune, and annual fortune throughout life — Major and Minor Calamities, Three Calamities, conflicting years for one's birth year.

• Four Pillars of Destiny (Bazi): day master, favorable element, elemental balance, deities and evils, earthly branch relationships.

• Ha Lac Numerology, Ancient Fortunes and Oral Formulas — search using the search box, clearly stating the source.

🎴 FORTUNE TELLING & DIVINATION — 11 DIVISIONS
I Ching 64 hexagrams (free, unlimited lookup) · Six-Line Divination · Plum Blossom Divination · Six Ren Great Divination · Qi Men Dun Jia · Tai Yi Shen Numerology · Small Six Ren · Coin tossing · Tarot card reading in Vietnamese (78 cards) · Guanyin divination (100 cards) · Dream interpretation.

AFTER THE READING, YOU'LL GET A CLEAR ANSWER — the app immediately displays an Answer card: FAVORABLE / IN BETWEEN / UNFAVORABLE with the reason, followed by a table of numbers as evidence. Type your question in regular Vietnamese, with or without diacritics, and the app will understand and automatically identify the topic.

🏠 FENG SHUI & PREDICTION
Feng Shui Eight Trigrams (compatible colors, compatible directions according to birth year) · Xuan Kong Flying Stars · Three Essential Elements of Yang Dwelling · Loan Dau · Yin Dwelling · Face reading, palm reading Compatibility of ages Naming children according to the Eight Characters Numerology Western star map Vedic astrology Phone number and license plate number analysis using 81 Auspicious Numbers.

📖 EASY TO USE EVEN FOR BEGINNERS
Each screen has a three-line explanation: what it is, how it benefits you, and what you need to do. No knowledge of astrology is required.

The perpetual calendar is ad-free. Most features work even when offline.

The content is for reference only, based on folk beliefs and Eastern ancient studies, and does not replace medical, financial, or legal advice.