Length measurement by camera

Rangefinder
You only need to aim your phone at the bottom of the target to automatically measure the distance, or you can aim at the top of the item to measure the height of the object, which can be completed in real-time preview.
This distance measurement tool uses the height and tilt angle of the camera lens to calculate the distance to an object.

protractor
The concise protractor can switch the angle at will, and measure the angle of the device after taking pictures of the real thing.

ruler
Use the side length of the mobile phone as the measurement scale to measure the length and width of the object.

Decibel meter
Measure the decibel value of ambient noise, this function can test the decibel of noise, and test whether it is in a noisy environment through the noise tester.

Plumb line
Concisely position the perpendicular line, assist in hanging pictures, hanging couplets, realize whether the hanging object is in a horizontal position, and help OCD achieve no error.

compass
Quickly locate and identify directions, southeast, northwest, and angle measurements

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