A kickass, open-source calculator that lets you do calculations and unit conversions naturally, with features like:
Platforms
- Mac
- Windows
- Linux
Google Calculator Alternatives
Apps similar to Google Calculator include SpeedCrunch, which is free and open source. Other options are Qalculate!, Fossify Calculator, CalcYou and OpenCalc. You're spoiled for choice with Calculators like Google Calculator: we list more than 100 alternatives for Android, Windows, the web, Mac and iPhone.
Alternatives list
Numby transforms how you calculate. Express math naturally, convert units and currencies, track your work, and share results beautifully - all in one place.
Cost / License
- Freemium
- Open Source (MIT)
Application type
Platforms
- iPhone
- iPad
- Mac
- visionOS
Hong Kong SAR China
+3
A powerful, scriptable, modular calculator aimed at scientific, engineering or computing work. All features can be added, removed, and customised, and new features can be written in python.
Cost / License
- Free
- Open Source
Application type
Platforms
- Linux
- Flathub
- Flatpak
United States
+2
Solve ANY Algebra Problems with ease using our free online calculator. Calculate math problems and get the result together with step-by-step explanation.
Cost / License
- Free
- Proprietary
Application type
Platforms
- Online
- Software as a Service (SaaS)
Three-tabbed calculator for decimal, hexadecimal and binary for iOS built in Swift with Xcode. Provides numerous operations and seamless conversion between the three tabs.
Cost / License
- Free
- Open Source (MIT)
Application type
Platforms
- iPhone
- iPad
Cost / License
- Free
- Proprietary
Application type
Platforms
- iPad
A text calculator for natural language expressions, variables & unit conversions, with a vim-style TUI. Inspired by Numi.
Cost / License
- Free
- Open Source (MIT)
Application type
Platforms
- Linux
- Mac
- Windows
Complete calculus tools, easy to use and full of functions. Oficalc is, basically, a scientific calculator that may help you with mathematical calculus and that incorporates other tools to send to the highest resolution of advanced operations.
Cost / License
- Free
- Proprietary
Application type
Platforms
- Windows
- Android
Spain
EU
+2
fundamental math charts and conversion tables are intended to cover diverse topics of mathematics and ranges from basic multiplication, addition, logarithm, anti-logarithm, mortgage charts and many can be used as the reference information source for kindergarten, high schools...
Cost / License
- Free Personal
- Proprietary
Platforms
- Mac
- Windows
- Linux
- Online
G
Cost / License
- Free
- Open Source (GPL-3.0)
Application type
Platforms
- Android
- Android Tablet
- F-Droid
- Linux
- Flathub
- Flatpak
- Online
Cuneo is a simple and straightforward app that lets you calculate and convert anything you might encounter in your daily life. Being designed like a widget, Cuneo gets out of the way and is best used floating over a maximized window so you can focus on your actual tasks and not...
Cost / License
- Free
- Open Source (GPL-3.0)
Application type
Platforms
- Linux
- Flathub
- Flatpak
+3
The new VAT calculator was established to calculate the Value Added Tax on invoices or receipts, while also providing guides on VAT rates, the Flat Rate Scheme and help-pages. Any business or individual can also access our handy calculator where the VAT rate can be changed.
Cost / License
- Free Personal
- Proprietary
Application type
Platforms
- Online
