Chart standing · US
Not currently charting in this storefront.
What changed · US
Listing changes AppTracker has observed for this app in this storefront — new versions, price moves, rating shifts, and store copy.
Aug 26, 2026
New version
2.0 → 2.1
fix issues
Screenshots
About
This app turns your phone into a portable pocket ruler, with support for both inches and centimeters.
What's new · 2.1
fix issues
Details
DeveloperChih-Hao Chen
ReleasedApr 2015
UpdatedJul 2026
Version2.1
Size8.1 MB
RequiresiOS 26.0 or later
Age rating4+
LanguagesChinese, English, Japanese, Spanish, Thai
PriceFree
Categories
Bundle IDFrostChen0521.iOS-Ruler