DreamCalc Scientific Calculator
DreamCalc is the smarter alternative to a hand-held Scientific Calculator for your PC or laptop! You'll get the intuitive feel and productivity of using a professional hand-held, but one which adapts to your way of working. Select from Reverse Polish Notation or two styles of algebraic input,... DreamCalc also offers you a full range of scientific functions, statistics, complex numbers, base-n logic, unit conversions, built-in constants and a powerful polynomial solver. ... It is a "must" for business, science, engineering and education.
http://www.dreamcalc.com/downloads/dc3s_setup.exe - 3Mb - Download - Screenshot

Cosycalc
The main idea of our project is: "Comfort is the first". This calculator is not a scientific or an engineering one. It is a basic calculator for everyday usage. But as it often happens, merits and demerits change their places. When did you use all that scientific or engineering functions? ... In that case you can just hide the virtual keyboard panel to minimize a size of the calculator. ... With this calculator: "You even don? ... But you do remember, how long it takes to launch any installed calculator.
http://www.cosycalc.com/cosycalc.zip - 176Kb - Download - Screenshot

ESBCalc - Freeware Calculator
ESBCalc is a Freeware Windows Scientific Calculator with Infix Notation, Brackets, Scientific Functions, Memory, Optional Paper Trail, Result History List, Customisation of the Colours and Fonts used, Customisation of the Hints, and more. Functions include Trigonometric, Hyperbolic, Logarithmic... 3 log which is the default behaviour. ... Looks best with Windows XP in 800x600 (or better) and 32-bit colour. ... 3 rather than as 1. ... 3) can be entered as log 1. ... Now includes Prefix Function support so that Log (1.
http://www.esbconsult.com/esbcalc.zip - 803Kb - Download - Screenshot

tApCalc Scientific tape calculator(Arm)
tApCalc SciFi is a handy Scientific calculator for Pocket PC. It provides a simulated paper tape that allows users to record calculations and save them for future reference. Paper tape simulation has many advantages. You can start a calculation and continue adding new calculations till you have... The tape can also be saved as a txt file for editing with other applications such as Pocket Word.
http://www.softtrends.com/Downloads/tApCalcSiFi-ArmsTrial.zip - 0b - Download - Screenshot

ESBCalc Pro - Scientific Calculator
ESBCalc Pro is an Enhanced Windows Scientific Calculator with Infix Processing, Exponential Notation, Brackets, Scientific Functions, Memory, Optional Paper Trail, Printing, Result History List, Integrated Help and more. Functions include Trigonometric, Hyperbolic, Logarithmic - Base 10, Base... The calculator can have "Prefix Functions" turned on so that when calculating log (25), you can enter log 25 rather than the traditional 25 log. ... The Calculator also has an expression editor that allows the data that has been entered can be then edited and recalculated.
http://www.esbconsult.com/esbcalcpro.zip - 1Mb - Download - Screenshot

Orneta Calculator for Smartphone 2002
Orneta Calculator is a simple and easy to use application that acts like a standard scientific handheld calculator for Windows Mobile based Smartphone's. Just use your Smartphone when a separate handheld calculator is too much. Enjoy the simple access for quick calculation of difficult problems. ... You can perform any of the standard operations for which you would use a calculator, including basic arithmetic, such as addition and subtraction, as well as functions found on a scientific calculator, such as logarithms and factorials.
http://www.orneta.com/srvc/dl/calculator_sp_2002.exe - 51Kb - Download - Screenshot

ProKalc
ProKalc is a full-featured scientific/financial calculator with scrolling tape. Using a point-and-click interface, you enter data for trig, exponential, scientific, and amortization problems and get immediate answers, with your input reviewable on tape. ... ProKalc features 15-digit accuracy in scientific mode along with multi-pane financial and geometry modules to ease calculations. ... You can print results to the Clipboard, a file, or a printer. ... Ten editable memory locations, online context-sensitive help, and pop-up work screens for complex calculations.
http://www.showmepro.com/prokalc.zip - 1Mb - Download - Screenshot

PG Calculator (Second Edition)
PG Calculator is a powerfull scientific calculator and an excellent replacement for standard calculator. It ofers full customizable user inteface and looks like real calculator on user desktop. PG Calculator works in Algebraic and RPN modes. It works with integer, real and complex numbers,... PG Calculator enables numbers inputing in binary, octal, hexadecimal and exponential formats. ... PG Calculator contains list of commonly used mathematic, physic and chemical constants and supports user-defined variables.
http://www.pgcalc.net/setup-pgcalc-se-2.2-9.win32.exe - 2Mb - Download - Screenshot

Solution Solver
Solution Solver 2. 0 is a program designed for chemists, biologists and other scientific professionals. Its purpose is to make your routine lab calculations quick and reliable. Spend your time accomplishing your primary work and let Solution Solver assist you. ... Features include: 10 master calculators with up to 7 sub calculators per master, access to internet scientific databases for data look up purposes, adjustable views and significant digit selections,and more. ... Solution Solver can perform dilution equations, conversions, solution problems, radioactive decay equations, and much...
http://www.solutionsolver.com/downloads/setup.exe - 2Mb - Download - Screenshot

Dovada student calculator
Developed by the Dovada research team, this student calculator is ideal for use in the school, home, office or any engineering or research areas, anywhere scientific calculator or graphic calculator is regularly used or required. Great for that science or maths homework help. ... The student calculator has built in conversion tool facilities, ideal for engineering and physics projects. ... Download today and trial the full version of the student calculator for 14 days. ... The student calculator has hundreds of science, astronomy, physics data and mathematical formulae built in and can be...
http://www.dovada.com.au/downloads/CalcInst.msi - 3Mb - Download - Screenshot