CalculatorD Free

CalculatorD is a basic calculator app, which is what makes it so great.
The buttons are clear, and it is perfect for every day use.
You can see halfway calculation and don't need to write memo this calculation.
You just touch result. then this app hold this result (with halfway calculation).
so you can see other calculations before you did.

This app is Free. "Full version" is...

- hidding an advertisment
- use C/AC button
- hold this result even if you closed this app

and so on.