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Tag: calculator

NumNum – text editor that understands calculations

October 8, 2026 Steve Emms GUI, Productivity

NumNum is a graphical calculator where you type calculations, variables, units, currencies and percentages as text.

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Calculator – simple calculator for the COSMIC desktop

October 8, 2026 Steve Emms GUI, Productivity

Calculator is a simple graphical calculator for the COSMIC desktop with a useful history of previous calculations.

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jrpn – HP-15C and HP-16C inspired calculator simulators

October 7, 2026 Steve Emms Productivity

jrpn provides faithful HP-15C and HP-16C inspired calculator simulators with scientific, programming and RPN calculation features.

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Yutovo – visual calculator and mathematical text editor

September 8, 2026 Steve Emms GUI, Productivity

Yutovo is a graphical calculator and math editor combining WYSIWYG formulas, symbolic calculations, unit conversion and function plotting.

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qalc – command-line interface for Qalculate!

August 17, 2026 Steve Emms CLI, Productivity

qalc is the CLI for Qalculate!, a powerful multipurpose calculator designed for both everyday arithmetic and advanced mathematical work.

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val – arbitrary precision calculator language

August 14, 2026 Steve Emms Productivity

val is an arbitrary precision calculator language written in Rust.

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Rink – unit-aware calculator

August 2, 2026 Steve Emms CLI, Utilities, Web Apps

Rink is a unit-aware calculator for unit conversion and dimensional analysis.

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Calculators

29 Best Free and Open Source Linux Graphical Calculators

May 15, 2026 Steve Emms Productivity, Roundup

One of the basic utilities supplied with any operating system is a desktop calculator. We cover the best graphical tools.

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Wombat – high-precision scientific calculator

May 5, 2026 Steve Emms GUI, Productivity

Wombat is a high-precision scientific calculator for Linux powered by the Numbat programming language.

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Eigen – matrix calculator

April 16, 2026 Steve Emms Software

Eigen is a GTK4 matrix calculator for Linux that focuses on common linear algebra tasks in a clean, accessible interface.

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SwitchCalc – GTK4 calculator

January 24, 2026 Steve Emms GUI, Productivity

SwitchCalc is a GTK4 calculator application for Linux with Standard, Scientific, Programmer, and Date calculation modes.

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98kalculator – scientific calculator

January 7, 2026 Steve Emms GUI, Productivity

98kalculator is a fast, lightweight, and well-designed calculator built with Python and PyQt6.

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csc – command-line scientific calculator

December 17, 2025 Steve Emms CLI, Productivity

csc is a command-line scientific calculator that’s written in the Rust language.

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numr – text calculator for natural language expressions

December 11, 2025 Steve Emms Programming, TUI

numr is a text calculator for natural language expressions with a vim-style TUI.

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Yesser Calculator – extensible calculator

October 21, 2025 Steve Emms GUI, Productivity

Yesser Calculator is an extensible desktop calculator built with Avalonia and .NET, offering scientific operations and extension templates.

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fortbite – command-line calculator

October 19, 2025 Steve Emms CLI, Productivity

fortbite is a command-line calculator written in Fortran that handles arbitrary precision arithmetic, complex numbers, and matrices.

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Schulrechner – calculator you know from school

June 28, 2025 Steve Emms GUI, Productivity

Input complex equations and output fractions as well as decimalSchulrechner recreates a school-style calculator with fraction output, editable history and interchangeable graphical designs for Linux.s, this calculator produces math that looks like the math on your paper.

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Cuneo is a widget-like calculator and conversion tool

June 19, 2025 Steve Emms GUI, Productivity

Cuneo is a simple and straightforward app that lets you calculate and convert anything. It’s designed for the GNOME desktop.

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Sums is a postfix calculator designed for quick calculations

June 11, 2025 Steve Emms GUI, Productivity

Sums is a postfix calculator designed for quick calculations and focused on simplicity.

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Free42 – HP-42S calculator simulator

April 28, 2025 Steve Emms GUI, Productivity

Free42 emulates the HP-42S and its printer without proprietary ROM images, supporting compatible programs, imports and exports on Linux.

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