Lu Ban Ruler - Feng Shui
Manh Nguyen · Developer Tools
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Chart standing · US
What changed · US
Listing changes AppTracker has observed for this app in this storefront — new versions, price moves, rating shifts, and store copy.
Meet Classic Luban, a fourth ruler for doors and gates. Choose which rulers appear and explore the rewritten User Guide. NEW • Classic Luban (46.08 cm): the Ming-Qing Luban ruler for the clear opening of doors and gates. Same sections, meanings, and Good/Bad markings as Yang Dwelling (42.9 cm), but a longer cycle, so a size can be Good on one and Bad on the other. Off by default; turn it on in Visible Rulers. • Visible Rulers: show 1 to 4 rulers and drag the ≡ handle to reorder them. Your choice is saved. To open it, tap the sliders button next to “cm”, tap a ruler’s name in the left column, or use the side menu. IMPROVED • Rewritten User Guide: real screenshots in your language showing every button, a card per ruler with Good ranges and examples, and two illustrations comparing how to measure doors versus furniture and altars. Tap a picture to enlarge it. • Redesigned side menu with LANGUAGE (VN / EN / CN) and HAPTICS at the bottom. • Updated for iOS 27. FIXED • Typing a large size (e.g., 9000 mm) or tapping 0 to jump back to the start now lands the ruler exactly, and every ruler shows the correct result. • Tapping “Luban Ruler” in the side menu while on the ruler screen no longer resets your measurement. • Yang Dwelling (42.9 cm): the first sub-section of Separation is now named Long Confinement (formerly Chronic Illness), as in the Lu Ban Jing. It’s still Bad, so results are unchanged.
Price & rating history · US
Reconstructed from the listing changes AppTracker has observed in this storefront. A field is charted once it has changed more than once, and each line starts at the value it moved from.
Average rating · ★ 4.56 now · 3 changes on record
Ratings breakdown · US
The star breakdown behind this app's rating in this storefront.
In-app purchases · US
No in-app purchases.
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About
LUBAN RULER – The feng shui ruler in your pocket The Luban ruler is essential when building doors, gates, altars, beds, cabinets or stairs. This app instantly tells you whether a measurement falls on a LUCKY or UNLUCKY segment, and suggests the nearest auspicious size — anytime, anywhere. ALL THREE RULERS INCLUDED • Clear Opening (52.2cm) – for the clear opening of doors and gates • Yang Dwelling (42.9cm) – for stoves, beds, tables and furniture • Yin Dwelling / Ding Lan (38.8cm) – for altars, shrines and graves KEY FEATURES • See the result of all three rulers at once • Drag the ruler or type a measurement directly (mm/inch) • Auspicious size suggestions: on an unlucky mark, the app tells you exactly how many mm to add or subtract to reach the nearest lucky one • Haptic alert when a measurement crosses into an unlucky zone – measure without looking • Quick-adjust buttons (−1mm / +1mm) and reset-to-zero • Plain-language meaning for every segment • Three languages: Vietnamese, English, Chinese • Light & Dark mode • Optimized for both iPhone and iPad WHO IS IT FOR? • Carpenters, builders and contractors • Homeowners renovating, building or setting up an altar • Anyone interested in feng shui Works fully offline. No account required. Download now so every dimension in your home is in harmony!
What's new · 1.6
Meet Classic Luban, a fourth ruler for doors and gates. Choose which rulers appear and explore the rewritten User Guide. NEW • Classic Luban (46.08 cm): the Ming-Qing Luban ruler for the clear opening of doors and gates. Same sections, meanings, and Good/Bad markings as Yang Dwelling (42.9 cm), but a longer cycle, so a size can be Good on one and Bad on the other. Off by default; turn it on in Visible Rulers. • Visible Rulers: show 1 to 4 rulers and drag the ≡ handle to reorder them. Your choice is saved. To open it, tap the sliders button next to “cm”, tap a ruler’s name in the left column, or use the side menu. IMPROVED • Rewritten User Guide: real screenshots in your language showing every button, a card per ruler with Good ranges and examples, and two illustrations comparing how to measure doors versus furniture and altars. Tap a picture to enlarge it. • Redesigned side menu with LANGUAGE (VN / EN / CN) and HAPTICS at the bottom. • Updated for iOS 27. FIXED • Typing a large size (e.g., 9000 mm) or tapping 0 to jump back to the start now lands the ruler exactly, and every ruler shows the correct result. • Tapping “Luban Ruler” in the side menu while on the ruler screen no longer resets your measurement. • Yang Dwelling (42.9 cm): the first sub-section of Separation is now named Long Confinement (formerly Chronic Illness), as in the Lu Ban Jing. It’s still Bad, so results are unchanged.
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