Lịch Vạn Niên - Lịch Âm Dương

📅 VIETNAMESE LUNAR-Solar Calendar

A standard Vietnamese lunar-solar calendar app: look up lunar and solar dates, zodiac signs, auspicious and inauspicious days, good hours, seasonal periods… along with a full range of spiritual and feng shui tools in one compact app with a purely Vietnamese interface. NO ads that open the app, no interruptions.

🗓️ ACCURATE LUNAR CALENDAR

• Parallel lunar and solar calendar, instant conversion between lunar and solar dates.

• Zodiac signs for day/month/year, animal signs, and the five elements.

• Auspicious/Inauspicious days, auspicious/inauspicious stars, seasonal periods.

• Things to do and avoid & auspicious hours of the day.

• Rating of "good days" and a 7-day chart.

⭐ VIEW AUSPICIOUS DAYS BY PURPOSE
Choose auspicious days for: Weddings, Groundbreaking ceremonies, Moving into a new house, Grand openings, Travel, Buying a car, Signing contracts, Funerals, House renovations, Prayers, First writing, Laying the foundation stone… The app scores each day and filters by age to avoid conflicting or inauspicious days.

🔮 HOROSCOPE – BIRTH CHART
• Horoscope chart: 12 houses, 14 main stars based on date and time of birth.

• Daily horoscope for the 12 zodiac signs.

• Annual fortune, ruling star (Nine Stars), Three Calamities, Golden House.

• Overview of destiny & horoscope for 2026.

🧭 FENG SHUI – EIGHT TRIGRAMS & COMPASS

• Calculating the trigram, East/West quadrant.

• 4 good directions – 4 bad directions for houses, desks, and beds.

• Compass rotates according to the true direction (sensor) — Bagua, Tai Chi, indicating good/bad directions according to the zodiac.

• Colors and numbers compatible with your age.

📏 Lu Ban Ruler
Measure doors, objects, and graves against 3 traditional Lu Ban rulers (52.2cm, 42.9cm, 38.8cm); instantly know if it falls into a GOOD or BAD category and suggest the closest auspicious size.

🔢 Many Other Utilities

• Check age compatibility, marriage compatibility, love fortune telling.

• Numerology, I Ching divination (64 hexagrams).

• Look up the Heavenly Stems and Earthly Branches, Five Elements, and Zodiac Animals.

🔔 ANNIVERSARY REMINDER – HOLIDAYS AND FESTIVALS
Add anniversaries according to the lunar calendar; the app automatically reminds you annually – no need to forget the anniversaries of your grandparents and ancestors. Easily turn notifications on/off in Settings.

📲 HOME SCREEN WIDGET
View the Gregorian and Lunar calendars, zodiac signs, auspicious days, and things to do right on your home screen. The widget updates automatically every day, no need to open the app.

💛 WHY CHOOSE PERPETUAL CALENDAR?

• Works 100% OFFLINE – view calendars, horoscopes, birth charts, feng shui, Lu Ban readings, and divination without an internet connection.

• Log in to Google to SYNCHRONIZE – change phones without losing your purchased Pro package and saved death anniversaries.

• RESPECT PRIVACY – horoscopes, feng shui, and birth charts are calculated directly on your device; only minimal data (accounts, reminders) are synchronized when you log in. We DO NOT sell data.

• Standard lunar calendar based on Vietnam time zone (GMT+7), user-friendly Vietnamese interface for all ages.

• NO ads when opening the app, easily turn off notifications – no interruptions.

Download the Perpetual Calendar app now to view auspicious days, look up the lunar calendar, view horoscopes and feng shui, and get reminders for death anniversaries anytime, anywhere!

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