## Editor's review

**Scabery Expression Calculator** is a calculator that performs arithmetic and trigonometric operations.

**Scabery Expression Calculator** is a simple tool to perform mathematical operations. It has 50 functions, history, variables and more. The interface is designed as a calculator which can have any expression as an input and the calculator will evaluate the expression too find the numerical value. You can use arithmetic and trigonometric functions within the expressions. The constant and the function keys have a drop down list to let you choose a particular constant or the function from the list of related items. You can customize the display area with font of your choice. Such choices are all interactive and are done through dialog boxes. The interface will let you set up your own function and variables too. The main display area is tabbed and has history, mortgage, base converter as tabs. The history tab is particularly useful when you are doing a long set of calculations. It will show what exactly you tried to evaluate so that recovery from errors is always possible.

This history can be saved and loaded from file whenever required. **Scabery Expression Calculator** can save an unlimited number of variables. That can also be saved into a file and then loaded from the file. The calculator also has a mortgage calculator that calculates the monthly outgo easily. The base of the number system can be binary, octal and hexadecimal too besides the usual decimal system. A number base converter also is provided for easy movement between the number systems. Range of built in functions, trigonometric functions etc are useful. The program stays reduced in the system tray and is available for use all the time. This is a very good overall scientific calculator. No particularly outstanding feature distinguishes it from many other scientific calculators available though.

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