About this app

This calculator is a common one as seen at home or office, yet can help you calculate foreign currency (by simply changing each rate) or can preset measurement conversion accompanied by indication on the keys.　
Even if it uses a design at a customer, it is a design which is completely comfortable and does not have an advertisement, either.
Also available is presetting left side layout of operation keys for lefthanders. This feature may not be found in calculators on the market.

Large keys・12-digit display, inclusive of a decimal separator at every 3 digits.
With key switching feature, “+α” calculations are possible through keys of Memory・ ％・√・Tax
Cal, by presetting them individually..

1: Three-digit display
２: Vibrator
３: Large buttons and somewhat larger numerical figures used.
４: Equipped with keys of Memory・%・√・ Tax
5: Presetting for Independent (Respective?) calculation by buttons (A/B/C)
　and Batch calculation
６: Switchable between 3 modes ( Memory・%√・A/B/C)
7: Keys’ color can be changed between white and black
８: Key layout can be converted for left-handers.
９: Result can be stored on to (into?) the clipboard
10： Other features
＊ Note: No scientific feature is contained.

% key can be used as follows for instance.
The merchandise of original price is priced at \520. What is the discount %?
350-520％=-32.7（approx.33% discount）and calculation of sales price including expected profit rate.
In case of foreign currency calculation,
Specification of the display of a key or the display below a decimal point can also be changed.
preset key A indication to “＄,”
and preset the constant to “80,”
and calculation sequence is preset “Entered value÷A”
and when “Round off” is preset to “Not applied,”
after you enter 100 and hit key “＄,” you get 1,25. That is one dollar and 25 cents.

In case of calculation for after tax,
preset key A indication to “After tax,”
and preset constant to “1.05,“
then select “Entered value ×A.”　
When ” Round off” is preset to “ Apply,”
after you enter 100 and hit “After tax,” you get 105. If you want “Before tax,” the preset sequence should be “Entered value÷A”

Other features include presetting of keys for calculation to get measurement conversion
（meter into yard for example） for ease of frequent use.

The memory feature permits you to store data onto the clipboard when key “MR” is depressed extendedly.
Clearing of values in built-in memory (displayed as M indication) or value in batch calculation
(displayed as P indication) is executed when the key “AC” is depressed extendedly.

The rigid and a bit larger keys and vibrator feature ( activated when depressed positively) provide easy operations for large handed people and elderly people.

Expanded features will be available which are not included in Free version.

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* Quick memory extension and constant change are easy.

Ver1.0.7*Bug repair. Message partial change.
Ver1.0.6*Setting display correction of a rounding-off digit number
Ver 1.0.5* Add a key display (SubPanel).

From [main part Menu]-[setting]-[design]
(SP) can be chosen.

Conversion of a display "/" -> "/"
Conversion of a display "X" -> "*"
Conversion of a display "±" -> "!"

Ver 1.0.4 *URL partial change from a message and a menu

Ver 1.0.3 * Vibrator was made clearer.
* Continuation calculation of Tax was enabled.

New features

V1.1.4　Change of a starting mode setup.
V1.1.3 Arrangement "0" of a key and exchange of "00" are possible from a "settings" and a "design."
V1.1.2　Display (-9.5) Format correction
V1.1.1　A program function is added.
V1.1.0]In the near future, I upgrade to a function and the programmable calculator which can use a comment.
Ver1.0.7*Bug repair. Message partial change.
Ver1.0.6*Setting display correction of a rounding-off digit number

App Permissions

Allows access to the vibrator.
Allows applications to open network sockets.