Calculators are one of the basic machine we need in any office or at home… even our computer also have an calculator application… Now can you tell me so far how many types of calculators you have used so far? or is there any advanced feature you are opting for in a calculator?

Today here I will share the list of different calculators application apart from windows default one:

1. AddTime: As the name suggests this is not a mathematical calculator but a time calculator which allows to add/sub hours and minutes and to convert the result in decimal. Drag & drop for using with Excel and other programs.

This application is free to use; you can download it from the link here.

2. EBAS reaction calculator:If you very often have to deal with chemical equation or studying chemistry then this is one of the best reaction calculator you should try. This is a program for balancing chemical equations and stoichiometry calculations. Built in reagent database, and concentration and ideal gas calculators simplify solving of all kinds of stoichiometry questions, both textbook and real life ones. Don’t you surprised?

This application is shareware… You can try a download from here.

3. Breaktru Fractions n Decimals: Now the most complicated calculator ; to solve out the issues with fractions and decimals… This calculator can Add, Subtract, Divide and Multiply fractions.Convert a decimal to a fraction or a fraction to a decimal. Quick and easy interface. No confusing menus. Converts decimals to fractions. Great for school or work. Handy for STOCK quote.

This application is also a shareware application but even so you can try it from the link here.

4. FNA Scientific Calculator: FNA is a multi-function scientific calculator and unit conversion utility. Four modes of operation (statistics, trigonometry, base-n, and unit conversion). Convert units of Acceleration, Angle, Area, Density, Energy, Force, Fuel Efficiency, Length, Mass/Weight, Power, Pressure, Speed, Temperature, Time… and Many functions, formula entry mode. Up to 26 separate memory registers. Even includes periodic table of elements.

Isn’t this seems good to you… give it a try link here.

5. 2nd Millennium Invisible Calculator: This calculator enables you to solve out mathematical problems even on places where ordinary calculator fails; with this  it is possible to enter expressions (e.g. text editor, lines of input, etc.). After starting the calculator, it is automatically placed in your system tray. All you have to do to count an expression in any text editor and rest of the job it will do automatically

Download Link

Do you know any other better but different from the theme calculator then plz mention them in the comment section… thanx