OpalCalc AlternativesCalculators and other similar apps like OpalCalc
OpalCalc is described as 'Brand new type of calculator for the PC. As easy to use as Notepad or a word processor, OpalCalc allows natural language in the sum and multi-line support so you can go back and adjust your previous calculations on the fly' and is a Calculator in the education & reference category. There are more than 50 alternatives to OpalCalc for a variety of platforms, including Windows, Mac, Linux, Web-based and Android apps. The best OpalCalc alternative is SpeedCrunch, which is both free and Open Source. Other great apps like OpalCalc are Qalculate!, Numbat, Numi and Soulver.
- Calculator
- Freemium • Proprietary
- 127 SpeedCrunch alternatives
SpeedCrunch is a free, fast, high precision open source algebraic calculator with an intuitive interface and many features, such as variables, syntax highlighting, functions, persistent input history & more.
License model
- Free • Open Source
Application type
Country of Origin
Germany
EU
Platforms
- Mac
- Windows
- Linux
- PortableApps.com
DiscontinuedLast release 2016. Only available in Windows 32-bit binary.
Comments about SpeedCrunch as an Alternative to OpalCalc
- 112 Qalculate! alternatives
Qalculate! is a multi-purpose cross-platform desktop calculator. It is simple to use but provides power and versatility normally reserved for complicated math packages, as well as useful tools for everyday needs (such as currency conversion and percent calculation).
License model
- Free • Open Source
Application type
Country of Origin
Sweden
EU
Platforms
- Mac
- Windows
- Linux
Comments about Qalculate! as an Alternative to OpalCalc
Very powerful yet not too hard to get . Opal has a more modern UI, but QualQ works fine.
High precision scientific calculator with full support for physical units (web and terminal versions).
License model
- Free • Open Source
Application type
Country of Origin
Germany
EU
Platforms
- Mac
- Windows
- Linux
- Online
- Self-Hosted
- 119 Numi alternatives
Numi is a handy calculator app for macOS. It allows to describe tasks the natural way and instantly get an accurate answer. For example, $20 in euro - 5% discount or today + 2 weeks. Numi is not limited to simple calculations, it can solve expressions of any complexity, with...
- 115 Soulver alternatives
Do you ever grab a calculator & the back of an envelope to work through an idea or problem that involves some math?
License model
- Paid • Proprietary
Application type
Country of Origin
Australia
Platforms
- Mac
- iPhone
- iPad
Soulver Features
Free online scientific calculator from GeoGebra: perform calculations with fractions, statistics and exponential functions, logarithms, trigonometry and much more!
License model
- Free • Open Source
Application types
Country of Origin
Austria
EU
Platforms
- Online
- Android
- iPhone
- Android Tablet
- iPad
- 132 Windows Calculator alternatives
A simple yet powerful calculator that includes standard, scientific, and programmer modes, as well as a unit converter. It's the perfect tool to add up a bill, convert measurements in a recipe or other project, or complete complex math, algebra, or geometry problems.
License model
- Free • Open Source
Application type
Country of Origin
United States
Platforms
- Windows
Next generation notepad-based calculator, built with extendibility and privacy in mind. Works on Windows, macOS and Linux.
Parsify® for Desktop Features
Comments about Parsify® for Desktop as an Alternative to OpalCalc
SitinoApps made with Electron should be banned. Something that could be 100k in C++ becomes a 100M javascript monster
Its an app where you do maths like a normal person. It lets you type whatever you want and smartly figures out what is math and spits out an answer on the right pane. Then you can plug those answers in to future equations and if that answer changes, so does the equations its...
Hissab is a simple and intuitive calculator, unit-convertor and productivity application.
Hissab - Calculator with Superpowers Features
Kalk is a convergent calculator application built with the Kirigami framework. Although it is mainly targeted for mobile Linux platforms, it can also be used on the desktop.
License model
- Free • Open Source
Application type
Country of Origin
Germany
EU
Platforms
- Linux
- KDE
- Linux Mobile
- Flathub
- Plasma Mobile
galculator is a GTK 2 / GTK 3 based calculator with ordinary notation/reverse Polish notation (RPN), a formula entry mode, different number bases (DEC, HEX, OCT, BIN) and different units of angular measure (DEG, RAD, GRAD).
DiscontinuedReported as no longer to be updated/developed by the developer : https://github.com/galculator/galculator/issues/37So far no forks have appeared.
Very, very similar to opal. For less strenuous calculations speed is better. For more complex calculations, opal, full version is better with a slightly higher learning curve.