SimpleSigma‪+‬ 4+

"SimpleSigma+” easily totals numerical values in a table.
You don't need to input extra data, so you can quickly input values only and get the calculation result.

Its function and characteristics are
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3 types of spreadsheet
[Simple] -- Sum of simple numbers
[Duplex] -- Enter and calculate the quantity for each value too
[Shopping] -- Enter quantity and consumption tax for each value too and calculate

Swipe the keyboard to quickly move the active cell.
Each time you tap the key, it will be recalculated so you can see the result immediately.
Initial setting of consumption tax is possible.
Saving and reusing each calculation data.
Data import and export in CSV format.
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Enjoy the maximum comfort with a simple and easy-to-understand interface.

"SimpleSigma +" does not display advertisements. It can be used in full screen.
There is also a free version "SimpleSigma" that displays advertisements.