Surface Level - Angle and slope measure tool for iOS

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Developer’s Description

Surface Level (one of the 7 tools in iMetalBox) is now free! Take this chance to download!Full retina display support for both iPhone 4 and iPhone...

Surface Level (one of the 7 tools in iMetalBox) is now free! Take this chance to download!Full retina display support for both iPhone 4 and iPhone 5!Also check out iMetalBox: 7 in 1, get 6 more tools with the price of one!You can use Surface Level for:- Carpentry works- Measure angles and slopes- Home decoration- And much more!Calibrate instructions:- To calibrate the levels, hold the phone against a reference surface and press the Calibrate button.- Do this one time for the face-up orientation only.