1)   CalculatorX 1. 2. 6688
CalculatorX is an enhanced expression calculator. It supports common operations, constants,built-in and custom functions, variables and note-lines. You can even use Binary, Octal, Decimal and HEXadecimal numbers in one expression to evaluate as well.
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 2)   ESBCalc Pro - Scientific Calculator 8.1.3
ESBCalc Pro is a Windows Scientific Calculator with Infix Notation, Exponential Notation, Printing, Brackets, Scientific Functions, Memory, Paper Trail, Result History List, Hexadecimal Conversion, Fraction Conversion and more. Register once for life
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 3)   Smart Scientific Calculator 1.0
A fully featured scientific calculator with convert fractions, calculate areas of circles, perform trigonometry and type out fancy equations. Looks like real calculator
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 4)   Multipurpose Calculator - MultiplexCalc 5.4
MultiplexCalc is a multipurpose and comprehensive desktop calculator for Windows. It can be used as an enhanced elementary, scientific, financial or expression calculator.
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 5)   Compact Calculator - CompactCalc 4.2
CompactCalc is an enhanced scientific calculator for Windows with an expression editor. It embodies prime numbers, rational numbers, generic floating-point routines, hyperbolic and transcendental routines.
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 6)   Multivariable Calculator - SimplexCalc 4.1
SimplexCalc is a multivariable desktop calculator for Windows. It is small and simple to use but with much power and versatility underneath. It can be used as an enhanced elementary, scientific, financial or expression calculator.
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 7)   Scientific Calculator Decimal 1.0.0.1
Scientific Calculator Decimal for scientists, engineers, teachers, and students. Symbols can be entered by clicking buttons and/or using keyboard and num pad. Calculation history can be stored into text file and printed.
Scientific Calculator, Decimal, High Precision, Trigonometric Functions, Hyperbolic Functions, Inverse Functions,

 8)   Scientific Calculator Precision 54 1.0.0.0
Scientific Calculator Precision 54 for scientists, engineers, teachers, and students. Calculates mathematical formulas of any length and complexity.
Scientific Calculator, Decimal, High Precision, Trigonometric Functions, Hyperbolic Functions, Inverse Functions,

 9)   College Scientific Calculator 45 1.0.0.0
College Scientific Calculator 45 for scientists, engineers, teachers, and students. Calculates mathematical formulas of any length and complexity.
Scientific Calculator, Decimal, High Precision, Trigonometric Functions, Hyperbolic Functions, Inverse Functions,