Lịch Ngày TỐT is a Vietnamese online resource for traditional calendars, auspicious-date selection, astrology, and related cultural guidance. Its calendar tools cover daily, weekly, monthly, and yearly views, lunar and solar dates, and conversion between the two calendar systems. Visitors can check whether a date is considered favorable or unfavorable, find auspicious hours, and explore dates suited to particular activities.

The site also publishes horoscopes and divination content for the 12 Chinese zodiac signs and 12 Western zodiac signs. Its topics include daily and yearly forecasts, birth-chart readings, numerology, lucky numbers, tarot, and relationship compatibility. Additional sections cover feng shui, choosing house directions or land, physiognomy, Vietnamese customs, and traditional practices for occasions such as weddings, travel, and opening a business. Lifestyle articles, Buddhist teachings, meditation content, sayings, weather information, and videos broaden its editorial offering. Users can enter birth-date and gender details for personalized viewing. Overall, Lịch Ngày TỐT brings together calendar references, traditional beliefs, and horoscope-style articles in one accessible destination.