FX-991MS Scientific Calculator – 1.0

Features: 1) Easy to edit large expressions. Just click anywhere on clipboard and edit your expression. 2) It can also show number as big as factorial of 5000. Just scroll down to see such big numbers. 3) No need to press shift. Just scroll down to use more functions. 4) You can write expressions with 500 operands. 5) You can use Infinite Parentheses.