Excalibur for Windows 32-bit version is a freeware full featured RPN-only calculator. This is a serious calculator for serious users. Excalibur tak...

By default (you can turn it on and off in the **Settings** dialog box each function key outside of the typical numbers and ordinary arithmetic operations has a tool tip associated with it. If you rest the mouse cursor over a button, the tool tip will show in a small window below the mouse cursor. The tool tip will tell you a the full name of the key (the key names are often abbreviated to save space. If you want more help on how to use a particular key, you can click the Help button then click any button to get a better description for that key. As a shortcut, you can right-click on any key for additional information (saves having to hit the Help key first. Recording programs is very easy. On the primary keypad you will see a button labeled REC and one labeled PLAY. The REC key puts the ca

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Excalibur alternatives


Calculator provides simple and advanced mathematical functions in a beautifully designed app.• Perform basic calculations such as addition, subtrac...

tags: calculator mathematics scientific-calculator
platform: Online Android Android Tablet Android Wear

Windows Calculator

Windows Calculator, commonly known as Calculator from the application's title bar, is a calculation application included in all versions of the Mic...

tags: bundled calculator windows-built-in
platform: Windows

MyScript Calculator

With MyScript Calculator, perform mathematical operations naturally using your handwriting.

tags: calculator equation-solver handwriting handwriting-recognition mathematical-notation
platform: Android iPhone Android Tablet iPad


PCalc is the powerful choice for scientists, engineers, students, programmers, or indeed anybody looking for a feature rich calculator. It includes...

tags: binary-calculation calculator engineering engineering-notation hexadecimal-calculation
platform: Mac OS X iPhone iPad Apple Watch Apple TV


Numi is a handy calculator app for Mac. It allows to describe tasks the natural way and instantly get an accurate answer. For example, $20 in euro ...

tags: calculator menu-bar menu-bar-app menu-bar-apps menubar-app
platform: Mac OS X


XCALC is my little RPN calculator completely free to use, and still downloadable. XCALC is now a DEAD project. No work has been done on this projec...

tags: Discontinued Portable calculator rpn
platform: Windows Linux Discontinued

Console Calculator

Console Calculator is a powerful calculator with a simple console interface. This calculator supports many built-in mathematical functions, remembe...

tags: algebra calculator mathematics
platform: Mac OS X Windows


handyCalc is a powerful calculator with automatic suggestion and solving which makes it easier to learn and use.With almost all the features you ca...

tags: automatic-suggestions calculator currency-converter engineering-notation unit-converter
platform: Android


TTCalc is an open source bignum mathematical calculator. It features arithmetical functions, trigonometric functions, inverse trigonometric functio...

tags: Portable big-numbers calculator mathematics
platform: Windows

Calculator by Xlythe

Calculator is a simple 4 function calculator, with a panel that has more advanced functions when you need them. It includes history, real time grap...

tags: calculate calculation calculator calculator-app scientific-calculator
platform: Android Android Wear

Omni Calculator

Omni Calculator is a startup aiming in solving all (hence "omni" in the name) small math problems you have in your everyday life. All of their calc...

tags: sports statistics calculator mathematics fitness
platform: Online Android iPhone iPad

Online Terminal Calculator

Most of the calculators available online/computers are trying to reproduce the physical calculator or you have to use spreadsheet for faster calcul...

tags: calculator mathematics productivity-tool scientific-calculator terminal-client
platform: Online

Ruvenss Calculator

Calculator with log and printing capabilities.

tags: calculator printing chrome-app
platform: Mac OS X Windows Linux Chrome OS


ESBCalc is a Freeware Scientific Calculator for Windows with Infix Notation, Brackets, Scientific Functions (Trigonometric, Hyperbolic, Logarithmic...

tags: Portable calculations calculator scientific-calculator
platform: Windows

Moffsoft FreeCalc

Moffsoft FreeCalc is the ideal replacement for your standard Windows calculator - with adjustable size, visible memory value and digit groupings, t...

tags: calculation calculator financial profit-calculation unit-converter
platform: Windows