Simon Calculator

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My version of a calculator, which allows to modify and customize the interface with various themes and color combinations.

I made this app in 2015 with the purpose of practising and learning how to make mobile applications. So I made my work publicly available on the Play Store for download

- 8 themes available

- more variations of the same theme

- simple and intuitive

- possibility to return a random number between X and Y

- the parenthesis are opened and closed automatically

- calculation of degrees with sexagesimal degrees (DEG), radians (RAD), and grads (GRAD)

- optimized also for tablets up to 12"

- quick and exact calculation

- support up to 14 decimal places

- possibility of change the type of decimal and thousands formatting

- automatic check and correction of the syntactical errors