Grid line - posture analysis is a free Android application developed by K.JARATTAMMATAD. This multimedia program falls under the category of photography and allows users to analyze their posture with ease.

The interface of Grid line - posture analysis is simple and easy to use. Users can take pictures vertically and horizontally with the app. The main features of this application include horizontal and vertical lines that help users analyze their posture.

To use the application, users need to take a front photo where a horizontal line is drawn on both ankles and a vertical line is in the middle between both ankles. For a side photo, a horizontal line is drawn under the fibular malleolus, and a vertical line is in front of the fibular malleolus.

Overall, Grid line - posture analysis is a convenient application that can be used anywhere to analyze posture.