iBubbleLevel

iBubbleLevel expands your iPhone with a precise level.

Features

• The calibrating function makes precise measurements possible!
• Measurement on horizontal and vertical surfaces.
• Measurements on inclined surfaces of 45 degrees are possible.

User reviews

• Overall, I like the level and it seems to function well enough.
  by PriRmentndo
• Easy to calibrate and is suprisingly accurate as I have compared it to my professional work level.  Excellent for keeping pictures streight on your Walls at home!
  by arkliss
• This came in handy on one occasion when I didn’t have a proper level.
  by BMW-sport.net