vLunar — Vietnamese Lunar Calendar, beautifully reimagined.

vLunar brings the Vietnamese lunisolar calendar into a modern, elegant experience designed for everyday use. Quickly check lunar dates, explore traditional zodiac hours, manage important events, and stay connected to Vietnamese cultural dates — all from one beautifully simple app.

Highlights

- Beautifully redesigned home screen with a clean, modern interface
- Events that repeat every lunar month or lunar year, to remember family memorial days and traditional observances
- Small, medium, and large home screen widgets
- Location-based daylight time for more accurate zodiac hours
- Traditional Vietnamese zodiac hour information for any date
- Infinite calendar navigation combining Gregorian and lunar dates
- Month view with quick year navigation
- iCalendar support for subscribing to .ics calendars
- Create your own private event calendars
- Sync events with your device calendars
- Notifications for vLunar services and your private calendar events
- Keep track of Tết, traditional holidays, anniversaries, and important dates
- Designed with privacy in mind — your calendar and journal stay on your device; optional features send only minimal data

Whether you need a quick glance at today’s lunar date, want to find a suitable zodiac hour, or simply want to keep track of important Vietnamese cultural dates, vLunar makes the lunar calendar feel effortless.

vLunar uses the GMT+7 timezone for Vietnamese lunar date calculations and is continuously improved with performance enhancements, new features, and bug fixes.

Privacy matters. Khoa Luu keeps your calendar and journal on your device; optional features (Pro key request, weather, notifications) send only minimal data, see the Privacy Policy.