Mach+ : Fast addition dedicated calculator

Is a calculator that specializes only in addition. (You can not operations other than addition.)

【 Characteristic 】
- You can assign a favorite number in the button. (Up to 30 digits, including the decimal point)
- Numerical value can be assigned to one group up to 14 buttons.
- Button group can make any number.
- You can switch the button group that you created.
- You can set the tax rate.
- You can switch the thousands separator display on / off.

【 How to use 】
- Button When you tap, immediately the numerical value to will be reflected in the calculation result (list).
- When you tap the numerical value of the list, the line will change to orange. When you tap the button in this state, you can change the numerical value.
- When the list a number to swipe to the left, will appear Delete button.
- Button when you want to use with no number, enter a number and press the "Other" button.
- Screen When you tap the total value of the upper part is displayed, you can toggle the display of tax / tax.
- Button to change the assignment of a numeric value, tap the Edit button.
- Tax rate, the presence or absence of the display of the thousands separator, create a button group is done in the setting screen that appears when you press the Set button.
- Button to create a group, and then tap the Add New button.
- Buttons edit a group, and then swipe the group list to the left to remove.