かわいいダブル電卓 Flower app for iPhone and iPad

Main functions
- Double calculator
- Set a photo album photo, image, or 56 types of floral illustrations as the background image.
- Set the background color with the slide bar that expresses 360 colors
- Select the text color from 6 colors
- You can check the combination of colors selected on the background setting screen in the display example.
- Real-time display of calculation results up to that point even while entering a calculation formula
- In order to correct typos, you can delete the entered formula from the back one character at a time.
- Set the background color of the number buttons and action buttons other than numbers from 360 colors respectively.
- Set the text color of the button from 6 types
- Sound effect setting when the button is pressed (7 types of sound effects)
- Save any text in the memo and refer to them later
- Save calculation formula and use them later
- Copy calculation formula to clipboard