Open Source Windows Calculator Alternatives
The best open source alternative to Windows Calculator is SpeedCrunch. If that doesn't suit you, our users have ranked more than 100 alternatives to Windows Calculator and many of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Windows Calculator are Qalculate!, OpenCalc, Numbat and zCalc.
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- Calculator
- Free • Open Source
- 1 like54 Calculator-inator alternatives
Calculator-inator is a Calculator & Converter for Android inspired from Google Calculator
Calculator-inator VS Windows Calculator
Is Calculator-inator a good alternative to Windows Calculator? - 1 like104 KCalc alternatives
KCalc is the software calculator integrated with the KDE Software Compilation.
KCalc Features
- Ad-free
- No registration required
- Dark Mode
- Works Offline
- Lightweight
KCalc VS Windows Calculator
Is KCalc a good alternative to Windows Calculator? - 4 likes142 NumWorks Graphing Calculator alternatives
NumWorks designed an intuitive and evolutive graphing calculator to make learning maths easier.
License model
- Free • Open Source
Application types
Platforms
- Online
- Android
- iPhone
- iPad
NumWorks Graphing Calculator Features
- Ad-free
- No registration required
- Python IDE
- Probabilistic model
NumWorks Graphing Calculator VS Windows Calculator
Is this a good alternative to Windows Calculator? - 3 likes110 Caligator alternatives
A kickass, open-source calculator that lets you do calculations and unit conversions naturally, with features like:
License model
- Free • Open Source
Application type
Platforms
- Mac
- Windows
- Linux
Caligator Features
- Currency Conversion
- Unit converter
DiscontinuedLast commit in 2020 and last release in 2019.
Caligator VS Windows Calculator
Is Caligator a good alternative to Windows Calculator? - 1 like60 Neumorphic Calculator alternatives
A Soft UI (Neumorphism) Simple Calculator created using Flutter.
License model
- Free • Open Source
Application type
Platforms
- Android
- Android Tablet
- F-Droid
Neumorphic Calculator Features
- Dark Mode
- Minimalistic
DiscontinuedLast release and commit in January and March 2022
Neumorphic Calculator VS Windows Calculator
Is this a good alternative to Windows Calculator? - 4 likes93 Calculator N+ alternatives
Power calculator for Android. Has Calculus, Algebra, 2D/3D Graphing and other features.
License model
- Free • Open Source
Application type
Platforms
- Android
Calculator N+ Features
- Programmable
- Calculus solving
- Unit converter
- Graphs
DiscontinuedGithub repository has been archived by the owner on Mar 29, 2023
Calculator N+ VS Windows Calculator
Is Calculator N+ a good alternative to Windows Calculator? - 6 likes100 Precise Calculator alternatives
Programmable scientific calculator which has more than 150 mathematical functions and all of them return as many digits as you need. It can calculate with real numbers, complex numbers, fractions, vectors, matrices. Commands if, goto and print can be used to create scripts.
License model
- Free • Open Source
Application type
Platforms
- Windows
Precise Calculator Features
Precise Calculator VS Windows Calculator
Is Precise Calculator a good alternative to Windows Calculator? - 7 likes100 Mathdroid alternatives
A calculator for Android.
Algebraic entry. Full on-screen history (multi-line display). Use your phone's keyboard or on-screen buttons. Usual functions: trig, log, etc. Parentheses. Copy to clipboard.
DiscontinuedLast commit in 2014
Mathdroid VS Windows Calculator
Is Mathdroid a good alternative to Windows Calculator? - 4 likes57 XCALC alternatives
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 project since 2012, and nothing more will be done either.
License model
- Free • Open Source
Application type
Platforms
- Windows
- Linux
XCALC Features
- Portable
- Reverse Polish notation (RPN)
DiscontinuedXCALC is now a DEAD project per homepage, but it is still downloadable.
XCALC VS Windows Calculator
Is XCALC a good alternative to Windows Calculator? - 7 likes79 TTCalc alternatives
TTCalc is an open source bignum mathematical calculator. It features arithmetical functions, trigonometric functions, inverse trigonometric functions, hyperbolic functions, inverse hyperbolic functions, logical operators, logarithms, functions for converting between degrees and...
TTCalc VS Windows Calculator
Is TTCalc a good alternative to Windows Calculator?