توضیحات:

An easy application to convert weight and mass measurements in metric and imperial units including :
kilogram (kg)
pound
lb lbs
gram (g)
ounce
centigram
decigram
dekagram
dram
grain
hectogram
hundredweight long UK
hundredweight long US
long ton
megagram
metric ton
microgram
milligram
short ton
ton long UK
ton metric
ton short US
tonne

dont worry your phone storage ...
it is movable to SD card.