Thước Lỗ Ban Phong Thuỷ

Luo Ban Ruler - Feng Shui Ruler
A professional feng shui measuring tool designed based on the ancient principles of Master Luo Ban. The application provides 3 main types of feng shui rulers:

Clear Opening Gauge: Used to measure "water dimensions" such as doorways, windows, entrance doors, etc.
Yang House Ruler: Used to measure building structures like kitchens, steps, furniture items such as tables, chairs, beds, cabinets, etc.
Yin House Ruler: Used for spiritual constructions such as altars, tombs, shrines, temples, etc.

Key Features:

Simple, user-friendly interface
High accuracy
Works offline - no internet connection required
Completely FREE
No advertisements
Supports measurement units: cm, mm, meter
Integrated detailed usage instructions