Comparison of software calculators

This is a list of notable software calculators.

Immediate execution calculators (button-oriented)

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Name Software license OS Support Precision Scientific
mode
RPN
mode
Hex/oct/bin
mode
DeskCalc MIT Haiku Arbitrary decimal Yes No No
Mac OS calculator Proprietary macOS Double (64 bit) Yes Yes Yes
GNOME Calculator GPL-3.0-or-later Linux, BSDs, macOS Arbitrary decimal Yes Yes Yes
KCalc GPL-2.0-or-later Linux, BSDs, macOS Arbitrary decimal Yes Yes Yes
Windows Calculator MIT Windows ≥32 decimal Yes Yes Yes
WRPN Calculator Public domain Windows, Linux, macOS, Android Float Yes Yes Yes
xcalc X11 Linux Arbitrary decimal Yes Yes Yes

Expression or formula calculators (command-line oriented)

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Name Software license OS Support Precision Hex/oct/bin
mode
RPN
mode
Defining
variables
Defining
functions
Syntax
highlighting
Unit conversion Multiple Steps
Atari Calculator Proprietary Atari 800 Float Yes Yes Yes Yes No Yes Yes
bc programming language GNU General Public License Unix Variable Yes Un­known Yes No No No Un­known
kalker MIT Linux, BSDs, macOS, Windows Variable Yes Un­known Yes Yes Yes Partial Un­known

See also

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