【實用工具app】Dual Level Pro|最夯免費app-綠色工廠好玩App

ON SALE - WAS US$4.99 NOW US$1.99

"By far the BEST level out there!" - mahjr, US

"as an experienced carpenter, this is the best for me" -WouldUDoIt, US

"This has got to be in my top three favorite apps. Very useful and well designed. Definitely worth the $0.99." - jsu1995, US

"Best Looking and Most Functional. Say no More" - arb76, UK

"Awesome. Being able to measure roof pitches in the field with something I always carry with me is a huge time saver. And the level has come in handy too ;)" - fleazilla, Canada

- Try the extremely useful auto vial rotate feature. Press the rotate button and the vial swings to any angle you want, then press lock. Now you're ready to compare any angles you want.

- The vial is able to be rotated manually in 5 degree increments, by swiping your finger on the rotate tab.

There is a digital readout of the current angle of the device. Show decimal places in the angle display by touching the display.

The ability to play a sound which indicates up/down or level. Three sounds are played per level. You can mute the sounds.

Sounds gives you the ability use Dual Level Pro remotely, for uses such as leveling a caravan.

Calibration is available for face-up, horizontal and vertical operations - each stored independently.

To calibrate, just hold you iPhone against a flat or vertical surface and press the Calibrate button. You should do this for vertical, horizontal and face up orientations of your iPhone.

Very easy to use - start levelling like a professional now!