FX-991MS Scientific Calculator – 1.2

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) When you press "=" expression will be added to history. 4) You can write expressions with 500 operands.