Description

― Description ―
There is a Sum button on this calculator.
And you can save value and text.
( for iPhone and iPad )

― Function ―
(1) Data Sum ( Max 100 Data )
(2) Data Save
(3) Data Sort
(4) Data Paste
(5) Data Editor ( Name , Value , Sum switch )
(6) History Copy & Paste
(7) Design Select
(8) 3 Lines Display
(9) Data Export

VIDEO ( iPhone )
https://youtu.be/GBPMVLyXjWQ