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). Features include a large library of customizable functions, unit calculations and conversion, symbolic calculations (including integrals and equations), arbitrary precision, uncertainty propagation, interval arithmetic, plotting, and a user-friendly interface (GTK+ and CLI).
Changes (including changes from libqalculate):
- Updated physical constants (CODATA 2018)
- Programming keypad
- Bookmarks and protect (from disappearing of the end of the list) option for history
- New and updated keypad buttons
- Keypad in number bases dialog
- Fix random segfault on automatic unit category selection
- Fix display of number in sexagesimal base or time format
- bitrot() function for bit rotation
- Bitwise XOR, mod and rem operators, % as modulo, // and \ operators for integer division
- Change order of operations for logical and bitwise operators to better match C operator precedence
- Improved support for functions, variables and units with input base > 10
- Unicode support in char() and code()
- Simplification and factorization improvements
- RPN syntax improvements
- Recognize "factor" and "expand" commands at the beginning expressions
- For vector + scalar, add scalar to all components
- uptime variable
- Fix abs(x)=a for complex x
- Minor bug fixes and feature improvements (for details see the changelog)
Download the source code here:
qalculate-gtk-3.2.0.tar.gz
Download the source code of libqalculate version 3.2.0 here:
libqalculate-3.2.0.tar.gz
Download Windows binaries here:
64-bit installer
32-bit installer (use compatibility mode to avoid keyboard input issues)
32-bit zip (unpack and run without further installation; no application data are read or written outside of the unpacked directory)
A snap package is available at https://snapcraft.io/qalculate.
For more information visit the website at http://qalculate.github.io/.