Easy to use calculator

This calculator app allows you to save calculation formulas.
— Have you ever mistakenly closed an app after calculating something, been unable to remember a formula, or made a mistake when calculating large numbers?
・You can make changes at any time or start over if you make a calculation error midway through.
・Save your work with the Save button before closing the app.
・You can title your formulas.
— When you look at the list of saved information, you can immediately identify your calculations.
・The app features simple screens and is easy to operate.
— The save function is convenient for other usages in addition to calculations.
・Keep a log of your body weight
・Record your blood pressure, etc.

[How to use]
1. enter a formula like a normal calculator
2. "+" or "-" ② automatically each time you enter a symbol, such as, and then proceed to enter the ③ ···
3. Tap the "=" When you finish entering the formula! Calculation results appears at the top of the screen.
4. change to the calculation results are displayed "=" is "registration" button! You can save the calculation result.
5. Save is easy! You can register by simply entering the registered name
In the case of input mistake, click the selection after the C button ⑩ from ①
List button in the calculation registration list is displayed, it can be set to the calculator
You can also re-calculation.