HistoryCalc(Free) (com.psc.fukumoto.HistoryCalc) on Google Play
It is a calculator where the computation history remains. Because the expression used to calculate remains as a history, it becomes easy to find where to have miscalculated, and to compare two or more numerical results. When a similar calculation is done many times, it is convenient because the numerical value can be recycled from the history. The thing copied onto the clipboard by a long push on the numerical value of the history and the result can be done. You can change to display of the comma from menu.The advertisement is not displayed in a pay version.- It operates since Android1.6. - It is a confirmed operation by N-04C,GalaxyTab,SH-12C.