Tool Calculator 1.0 (Mobile)

Tool Calculator is extremely suitable to use on Multiple or Engineering calculation.*Tap upper left corner to change different color background.*Calculating of Functional equation is OK.*It support common function, including Trigonometric funtion, Logarithmic function, The exponent & Multi-powers of exponent.*The result could be reviewed as the equation is keyed in. *It could record and show many equations/ results at the same time.