어린이계산기,말하는계산기,한글계산기(한셈)

It is a calculator that reads input expressions and calculated values.
You can check whether the formula you entered is correct and how much the calculated value is by sound.

Use it for children's education or in a situation where you need to check the value with sound.

Various calculation functions necessary for daily life, such as unit conversion and interest calculation, will continue to be added.