How to make a level meter app?

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#1

which component should i use to find out rotated degree of mobile device.

#2

the orientation sensor, see also How to build a simple compass app with App Inventor
Taifun

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#3

thank you @Taifun , But i was trying to make a app like this

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#4

take a look into the documentation of the different sensor components here Sensor Components - App Inventor for Android
you might want to try the Accelerometer Sensor then…

Taifun

#5