The best calculator for daily use! Simple and easy usable free calculator app for Android.
It can also calculate square root, tax.


Infinity scale
Need not care for scale. You can calculate the value beyond googol (101 digits).


Need not memos
You can see histories. You need not memo every calculation.
You can memo a history, and sum the history you want.


Usual separator
The separator is switched with your language.
- e.g. 1,000,000.123
- e.g. 1 000 000,123

And you can also use Indian separator for "Lac" or "Crore".
- e.g. 1,00,00,000


Reuse results
Long tap the result to copy a result to the clipboard.
You can paste values and formulas from the clipboard.


Use as a real calculator
- e.g. Calculate the total amount of discount shopping.

- e.g. ↑ Give up the most expensive item, because it is over the budget.
Open histories, then select 8000 and 4500, press Σ button. Finally, you can get 12500.

- Memo to a history
You can put a memo when the calculation result shown. Also ignore it if you need not.
If you don't want to show it, you can set it off at settings.


Primary functions of a calculator in your hand
- MRC, M+, M- (Memory)
- TAX+, TAX-
- √ (Root calculation)
- % (Percent calculation)
- GT (Grand total)
- +/- (Sign switcher)
- Delete 1 character (Back space)
- ++, --, ××, ÷÷ (Constant calculation)
- Input 00 or 000 (Switch at settings)
- Round off, Round up, Round down, Banker's rounding [ISO rounding] (Decimal rounding settings)
- Decimal scale settings