Apps 
The free version of Millimeter also includes area measurement for 2D objects, allowing you to calculate the area of rectangular objects effortlessly. The app also offers a unique feature of calculating the aspect ratio (W/H) of these objects, giving you even more valuable information about your measurements. Lock and unlock rulers in any mode for better usability. Protractor/goniometer mode measures angles, while the option to manually set the exact size, length, diameter and number of parts adds even more precision. The app also offers an editable background for better viewing and power saving purposes.
ed Android
{4.0 and UP}
ed Android Version:-
Jelly Bean(4.1–4.3.1)- KitKat (4.4–4.4.4)- Lollipop (5.0–5.0.2) – Marshmallow (6.0 – 6.0.1) – Nougat (7.0 – 7.1.1) – Oreo (8.0-8.1) – Pie (9.0) – Android 10 – Android 11
