Ruler Green

First grid ruler (with tiny size 28kb only) that helps you to measure items. You can switch between cm and inch.

Features
-localization for Chinese(CN/TW)
-size shrink to 28kb
-portrait & landscape
-extensible scale
-user-friendly calibration
-android 1.5 or above

NEW: installable to SDcard on 2.2(Froyo)