Weight Conversion is an Android app developed by KitschWIN that allows users to convert weight measurements between different units. The app includes kilogram (kg), Tai Jin (tg), grams (g), qian (qian), liang (liang), Jin (jin), carat (carat), ounces (oz), and pounds (lb) of weight conversion. It also provides three operations (+: plus, -: less, x: multiply) to facilitate the calculation.

The app is easy to use, and users can simply press the "+" "-" "x" buttons to carry out the operations. The equal (=) operation can be carried out by pressing the equal button. Users can also delete the last digit number by pressing the "←" button and clear all numbers to zero by pressing the "C" button. The app is free to download and use.

Overall, Weight Conversion is a useful tool for those who frequently need to convert weight measurements between different units. The app is user-friendly and provides an efficient way to perform weight conversions on the go.