What is calculator software?
comes with a " scientific calculator " that includes functions such as trigonometric functions (sin, cos, tan) and pi (π), as well as a " programmer " function that can calculate binary, octal, decimal, and hexadecimal numbers .
Here, we'll introduce calculator software that adds extra functionality to a standard calculator, as well as software for quick unit conversion.
*You can also use the scientific calculator by searching for "calculator" or "scientific calculator" in Google Search. For more information about Google Search, please refer to
Free calculator software
- Calculator software that supports date and time, loan repayment, unit conversion, trigonometric calculations, and functional calculations
This calculator software can perform a variety of calculations, including standard calculations, tax-inclusive/tax-exclusive calculations, and scientific calculations. For example, it offers features such as a "Date and Time Calculator" that tells you what date it is 90 days from now, a "Loan Repayment Calculator" that calculates repayment amounts based on loan amount, annual interest rate, and loan term, and a "Unit Conversion" that converts between tsubo and square meters, atmospheric pressure and hectopascals, and
kilometers and miles per hour. You can also double-click the screen to show or hide the window frame, switch display styles such as no buttons or displaying function buttons, and change the font and text size to enlarge or reduce the display for easier viewing.Supported OS: Windows 8.1/10/11Version: 5.82 (2024/01/08)Provided by: TubakuroSoft - Software that can convert various units, including Japanese units and international units
This software can convert a wide variety of units, including centimeters to inches, miles to meters, kilograms to ounces, tsubo to square meters (m2), cubic meters to gallons, and more, as well as length, weight, temperature, speed, fuel economy, computer units, and years.
While this is an old software compatible with Windows 95, it can also be used on Windows 10 by installing MSVBVM50.DLL.Supported OS: Windows 95Version: 3.11r6 (1998/12/10)Provided by: Tadahiro Iyama - A convenient scientific calculator with the added functionality of registering constants and formulas.
This is calculator software that allows you to input formulas and then calculate the results. You can register and use frequently used constants and formulas, which eliminates the need to repeatedly input them, making calculations more efficient. By using the variable function, you can quickly calculate results by simply inputting values for things that have a set formula, such as the area of a trapezoid.
A calculation history function is also provided, allowing you to reuse formulas used in the past and copy calculation results.Compatible OS: Windows XP/Vista/7/8/8.1/10Version: 2.0 (2016/01/11)Provided by: Nagatsuki - A versatile, cross-platform desktop calculator
This open-source calculator software has functions for formula manipulation, unit conversion, graph drawing, function plotting, and analysis. It
is designed for use in a wide range of fields, including mathematics, physics, engineering, finance, and programming, and can perform numerical calculations, equation solving, calculus, statistical analysis, matrix calculations, graph drawing, and more.
It can also automatically convert values to other units, plot equations on graphs, and export data to CSV files.Supported OS: Windows 7 or later, macOS, LinuxVersion: 5.7.0 (2025/08/04)Provided by: Hanna Knutsson - Reverse Polish calculator HP 15c simulation software
This is a simulator software for the HP 15c (Hewlett-Packard 15c) scientific calculator, a reverse Polish calculator.
You can experience the classic atmosphere of the HP 15c on your PC.
Unlike a regular calculator, the formula for "1 + 2" is "1 2 +", not "1Enter2 +" to calculate.
If you want to calculate "3 x (4 + 5)", the formula is "3 4 5 + x" and "3Enter4EnterPress "5 + x".Supported OS: Windows 10, Mac, LinuxVersion: 4.6.00 Build 6414 (2024/04/07)Provided by: Torsten Manz - Calculator software that allows you to view and edit calculation history like a tape
This calculator software displays the calculation results and a history of the progress.
Editing the formula or values after a calculation will automatically recalculate.
Calculation results can be saved to a file and opened for further use, or saved as a PDF or printed.Compatible OS: Windows Vista/7/8/8.1/10/11Version: 6.0.8.1 (2023/02/17)Provided by: schoettler Software GmbH*Free for personal, non-commercial use only. The free version has limitations, such as the number of open tabs (editors) being limited to two. - The standard Windows calculator
This is the standard Windows calculator software. It can be launched from the Accessories (Windows Accessories) in the Start menu, and in addition to the usual calculation functions such as addition and multiplication, it also has a "scientific calculator" for XP and later, a "programmer" for 7 and later that can calculate binary/hexadecimal numbers, a "unit conversion" that can convert gallons to liters, and a "date calculation" function that can calculate the number of days between specified dates.
Compatible OS: Windows 95/98/Me/NT/2000/XP/Vista/7/8/8.1/10/11Provided by: Microsoft Corporation*This function is installed as standard on Windows. - A Microsoft calculator with classic calculator display
This calculator software can be used as a regular calculator, a scientific calculator, and a weights and measures conversion calculator (unit conversion). It offers both retro and classic interfaces. It also supports the scientific calculator display that was available in Windows XP/Vista. This is convenient if you want to use the old-fashioned standard Windows calculator software.
Supported OS: Windows XP/Vista/7/8/8.1/10, Windows Server 2003Version: 1.0 (2004/09/17)Provided by: Microsoft Corporation - Calculator software optimized for keyboard operations
When you enter a formula, the calculation results will automatically pop up.EnterPressing a key displays the calculation results as a history.
You can also use the previous calculation results for the next calculation.
You can also calculate roots and π, convert units, and calculate binary, octal, and hexadecimal numbers. User-defined variables and functions are also available.Supported OS: Windows, macOS, LinuxVersion: 0.12 (2016/11/25)Provided by: The SpeedCrunch Developers
