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Math - Calculators (20)

CalcPad v.1.14 New

webfork on 28 Jul 2020
  • 2MB (uncompressed)
  • Released on 9 Apr 2020
  • Suggested by iangm

CalcPad is a unique way to combine natural language with standard math calculations. The program supports allows you to enter expressions, assign variables, define functions, convert units, add units together and much more. The program automatically evaluates everything you type as entered. Just like a notepad, you can go back and edit, add, or delete as needed.

Category:
System requirements: Win7 / Win8 / Win10
Writes settings to: Application folder
License: Freeware
How to extract: Download the "no-install" ZIP version and extract to a folder of your choice. Launch CalcPad.exe
Similar/alternative apps: OpalCalc

Euler Math Toolbox v2020-07-08 Updated

billon on 8 Jul 2020
  • 167MB (uncompressed)
  • Released on 8 Jul 2020
  • Suggested by Enternal

Euler Math Toolbox is a numerical and symbolic math toolbox. Symbolic computation are done by working with Euler's native capabilities and also in conjunction with a seamlessly integrated version of Maxima computer algebra system. Euler Math Toolbox can also be used with LaTeX and Python (integration instructions). Euler Math Toolbox also supports the capabilities of using the built in C compiler (Tiny C) to run C code for important mathematical routines where high performances are required.

The program is developed by a math professor (Rene Grothmann) at the University of Eichstätt in Germany. Examples of problems solved with this program.

Category:
System requirements: Win7 / Win8 / Win10 / Wine
Writes settings to: Application folder
Stealth: ? Yes
Unicode support: Yes
Path portability: Automatic relative path (eg. ..\..\personal\work.doc)
License: GPL
How to extract:
  1. Download the installer and extract to a temporary folder
  2. Move the contents of {app} to a folder of your choice
  3. In this folder, create a new folder named Euler Files
  4. Launch euler64.exe
What's new? See:
http://euler-math-toolbox.de/Programs/Changes.html

RedCrab Calculator v7.14.0 Updated

billon on 5 Jul 2020
  • 7MB (uncompressed)
  • Released on 5 Jul 2020
  • Suggested by I am Baas

RedCrab is a scientific calculator with a full screen formula editor. Mathematical expressions can be entered in a window similar to a piece of paper. The calculator's editor supports the entry of complex algebraic equations like fractions, square roots, exponents etc. for technical and scientific applications.

Several mathematical functions can be written on the same page and results from one expression can be carried over to the next task. The program helps explain complex tasks visually by importing drawings in bitmap format.

Category:
System requirements: WinXP / Vista / Win7 / Win8 / Win10
Writes settings to: Application folder
Dependencies: Microsoft .NET Framework 4.0+
Stealth: ? Yes
License: Liteware
How to extract:
  1. Download the ZIP package and extract to a folder of your choice
  2. Launch RedCrabV.exe
  3. Click Options tab and then the Settings to Registry option to write settings to a file in the application folder

If run from a USB stick, step 3 may be skipped as the program will automatically save to the local folder.

Optionally, to save space: delete unnecessary help/history/changelog PDF files
Similar/alternative apps: Calcute
What's new? See:
https://redcrab-software.com/en/RedCrab/Updates
Latest comments
Kea on 2012-12-20 23:41

The payed for license is valid only for one year.

I am Baas on 2015-07-01 05:40

Not portable, check forum for details.

MacroDet on 2018-08-31 03:41

Smath Studio currently at Version 0.99.6671 is better and without any limitations. It is reacheable under https://en.smath.info/forum, but one should read SmathPrimer.pdf before using the program.

See all

OpalCalc v1.92 Updated

billon on 9 Jun 2020
  • 1MB (uncompressed)
  • Released on 9 Jun 2020
  • Suggested by twinbee

OpalCalc is new type of calculator using natural language to function like Notepad or a word processor. It lets you build text with numbers adjacent to sums over multiple lines so you can quickly go back and adjust your previous calculations with the answers auto-updating on the fly. OpalCalc is ideal for putting math into everyday thinking such as for quick budgets and shopping lists.

Built-in features include percentages, currency conversion, custom functions/variables, date/time support, color coding, lightweight size, configurable interface, hundreds of measures and functions, and more.

Freeware version limited to 5 lines.

Category:
System requirements: WinXP / Vista / Win7 / Win8 / Win10
Writes settings to: Application folder
Dependencies: Microsoft .NET Framework 3.5+
Stealth: ? Yes
Unicode support: Yes
License: Liteware
How to extract: Download the "Portable version" ZIP package and extract to a folder of your choice. Launch OpalCalc.exe.
What's new? See:
https://www.skytopia.com/software/opalcalc/#history
Latest comments
Foot on 2014-04-28 00:35

The download links (at 27 April 2014) lead to the installers. The portable zip is available through a link at the upper right of the website page.

twinbee on 2014-04-28 13:41

@Foot: Thanks, main links on this page fixed!

DarkShadow on 2016-02-17 10:01

v1.80 released !

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Kalkules v1.11.1.28

billon on 4 Oct 2019
  • 7MB (uncompressed)
  • Released on 4 Oct 2019
  • Suggested by Wolfghost

Kalkules is an universal scientific calculator that comes with many nontraditional functions and built-in tools designed to make your calculations easier and faster.

Category:
System requirements: WinXP / Vista / Win7 / Win8 / Win10
Writes settings to: Application folder
Stealth: ? Yes
License: Freeware
How to extract: Download the ZIP package and extract to a folder of your choice. Launch Kalkules.exe.

Optionally:
  • To disable update check at startup, edit settings.ini and change the CheckUpdatesAtStart=1 to CheckUpdatesAtStart=0 or launch Kalkules.exe and open the Preferences tab. Uncheck 'Check for updates at start"
  • To save additional space, delete unnecessary language files and manuals
What's new? See:
https://www.kalkules.com/category/version-history/