This app have some cells and each cell can calculate like excel. You can enter a formula in cells, and Using the brackets can calculate. The biggest feature is that it is referring to the other cell in the formula. you can calculate like A1+A2. Since the calculation formula and the calculation results are saved automatically, you can restart the calculation at any time even if you exit the app. on every cell, add a tax (sales tax, vat, iva) or a discount. This app is calculator and spreadsheet. Cool and stylish. how to use. The input area becomes the input mode when tap 0. 9, +, -, =, %, (, ), key or tap input area. Tap the back key to delete 1 character of input area. Hold the DEL key to clear the entry. Tap the ALL CLR key to clear everything. Tap the. key to move cursor of input area left. Tap the. key to move cursor of input area right. tap cell to display The formula in the input area. (Parcent calculation). 1000. 8%=80. 1000+8%=1080. how to Reference cells. Cell number of other cell (A1 to C5) will be displayed in the input area when tap other cell with input mode. setting. You can choose from the following four display format of point. 1, 243. 5. 1 243, 5. 1. 243, 5. 1'243. 5enjoy this calculator.