https://play.google.com/store/apps/details?id=apps.meybegames.weigher Convenient portable scales for android. You can weigh every object weighing up to 900 grams (depending on screen size). There is a small error - about + -20 grams. The more rounded and smooth the base of the object, the best will show the exact weight scales. For accuracy it is also recommended to lay down on the screen of cardboard or plastic card. Watch the video instruction. https://www.youtube.com/watch?v=76Dl4rJ-9E4
