---
Type: desktop-application
ID: io.github.Qalculate.qalculate-qt
Package: qalculate-qt
ProjectLicense: GPL-2.0+
Name:
pt_PT: Qalculate! (GTK UI)
es: Qalculate! (Qt UI)
fr: Qalculate! (Qt UI)
ca: Qalculate! (Qt UI)
de: Qalculate! (Qt UI)
pt_BR: Qalculate! (Qt UI)
sl: Qalculate! (vmesnik Qt)
sv: Qalculate! (Qt UI)
zh_TW: Qalculate! (GTK UI)
ru: Qalculate! (Интерфейс Qt)
C: Qalculate! (Qt UI)
zh_CN: Qalculate! (Qt UI)
Summary:
pt_PT: Calculadora potente e fácil de usar
es: Calculadora poderosa y fácil de usar
fr: Une calculatrice puissante et facile d'utilisation
ca: Calculadora poderosa i fàcil a usar
de: Leistungsstarker und einfach zu bedienender Taschenrechner
pt_BR: Calculadora potente e fácil de usar
nl: Gemakkelijk te gebruiken rekenmachine met veel mogelijkheden
sl: Zmogljivo računalo, preprosto za uporabo
sv: Kraftfull och användarvänlig miniräknare
zh_TW: 強大且易用的計算機
C: Powerful and easy to use calculator
ru: Мощный и простой в использовании калькулятор
zh_CN: 强大而易用的计算器
Description:
pt_PT: >-
<p>Qalculate! é uma calculadora multiplataforma e multiuso. É simples de usar, mas fornece poder e versatilidade normalmente vistas
em pacotes de matemática complicados, além de ferramentas úteis para as necessidades diárias (como conversão de moeda e cálculo de
percentagem).</p>
<p>Os recursos incluem uma grande biblioteca de funções personalizáveis, cálculos e conversão de unidades, constantes físicas,
cálculos simbólicos (incluindo integrais e equações), precisão arbitrária, propagação de erros, aritmética de intervalos, parcela
e uma interface amigável.</p>
sl: >-
<p>Qalculate! je večnamensko namizno računalo, ki deluje na več platformah. Je preprosto za uporabo, prinaša pa tako napredna orodja,
ponavadi značilna le za kompleksno matematično programje, kot tudi uporabna orodja za vsakodnevne potrebe (npr. pretvorbe valut ali
izračun odstotkov).</p>
<p>Program vsebuje obsežno knjižnjico prilagodljivih funkcij, enot, izračunov in pretvorb, fizikalnih konstant, simbolnih
izračunov (tudi integrale in enačbe), poljubno natančnost, statistično negotovost, intervalno aritmetiko, grafe in uporabniku prijazen
vmesnik.</p>
fr: >-
<p>Qalculate! est une calculatrice de bureau polyvalente et multi-plateforme. Elle est simple d'utilisation mais offre une puissance
et une polyvalence normalement réservées aux logiciels de mathématique complexe, ainsi que d'outils utiles au quotidien (tels que
la conversion de devises et le calcul de pourcentages).</p>
<p>Les fonctionnalités incluent une grande bibliothèque de fonctions personnalisables, d'unités de calculs et de conversion,
de constantes physiques, de calculs symboliques (y compris les intégrales et équations), de précision arbitraire, de propagation des
incertitudes, d'arithmétique d'intervalle, de traçage et une interface facile d'utilisation.</p>
ca: >-
<p>El Qalculate! és una calculadora d'escriptori per a diverses plataformes i finalitats. És senzill a usar però proporciona poder
i versatilitat que normalment es reserva als paquets de matemàtica complicats, així com eines útils per a necessitats diàries (com
la conversió de monedes i calculació de percentatge).</p>
<p>Les característiques inclouen una biblioteca amplia de funcions personalitzables, calculació i conversió d'unitat, constants
físics, càlculs simbòlics (incloent integrals i equacions), precisió arbitrària, propagació d'incertesa, aritmètica d'interval, dibuix
i una interfície fàcil d'emprar.</p>
es: >-
<p>Qalculate! es una calculadora para escritorio multiplataforma y multiuso. Es simple de usar pero dispone de poder y versatilidad
normalmente reservada para paquetes de matemática complicados, así como herramientas útiles para necesidades diarias (como conversión
de monedas y cálculo de porcentajes).</p>
<p>Las características incluyen una gran librería de funciones personalizables, cálculo y conversión de unidades, constantes
físicas, cálculos simbólicos (incluyendo integrales y ecuaciones), precisión arbitraria, propagación de incertidumbre, aritmética
de intervalos, graficado, y una interfaz amigable.</p>
pt_BR: >-
<p>Qalculate! é uma calculadora para desktop multiplataforma e multiuso. É simples de usar, mas fornece poder e versatilidade normalmente
vistas em pacotes de matemática complicados, além de ferramentas úteis para as necessidades diárias (como conversão de moeda e cálculo
de porcentagem).</p>
<p>Os recursos incluem uma grande biblioteca de funções personalizáveis, cálculos e conversão de unidades, constantes físicas,
cálculos simbólicos (incluindo integrais e equações), precisão arbitrária, propagação de erros, aritmética de intervalos, plotagem
e uma interface amigável.</p>
de: >-
<p>Qalculate! ist ein vielseitig einsetzbarer, plattformübergreifender Desktop-Rechner. Er ist einfach zu bedienen, bietet aber Leistung
und Vielseitigkeit die normalerweise nur für komplizierte mathematische Pakete vorbehalten sind, sowie nützliche ls auch für den täglichen
Bedarf (wie Währungsumrechnung und Prozentrechnung).</p>
<p>Zu den Leistungsmerkmalen gehören eine große Bibliothek anpassbarer Funktionen, Einheiten-berechnungen und -umrechnungen,
physikalische Konstanten, symbolische Berechnungen (einschließlich Integrale und Gleichungen), beliebige Genauigkeit, Unsicherheits-fortpflanzung,
Intervallarithmetik, Plotten und eine benutzerfreundliche Oberfläche.</p>
zh_TW: >-
<p>Qalculate!是一款多功能的跨平台桌面計算器。它使用簡單然而提供了通常為複雜的數學套件保留的能力和多功能性，以及滿足日常需求的實用工具(例如貨幣轉換和百分比計算)。</p>
<p>功能包括龐大的可自訂函式庫、單位計算和轉換、物理常數、符號計算(包括積分和方程式)、任意精確度、誤差傳播、區間算術、繪圖和用戶友好的介面。</p>
ru: >-
<p>Qalculate! - это универсальный кроссплатформенный настольный калькулятор. Он прост в использовании, но обеспечивает мощность и
универсальность, обычно присущие сложным математическим программам, а также полезные инструменты для повседневных нужд (таких как
конвертация валют и расчёт процентов).</p>
<p>Возможности включают большую библиотеку настраиваемых функций, расчёт и преобразование единиц измерения, физические константы,
символьные вычисления, включая интегралы и уравнения, произвольную точность, распространение неопределенности, интервальную арифметику,
построение графиков и удобный интерфейс.</p>
C: >-
<p>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).</p>
<p>Features include a large library of customizable functions, unit calculations and conversion, physical constants, symbolic
calculations (including integrals and equations), arbitrary precision, uncertainty propagation, interval arithmetic, plotting, and
a user-friendly interface.</p>
zh_CN: >-
<p>Qalculate!是一款多功能的跨平台桌面计算器。它简单易用，但却具有通常复杂的数学软件包所需的强大功能和多样性，以及满足日常所需的实用工具(如货币换算和百分比计算)。</p>
<p>功能包括大量可定制函数库、单位计算与换算、物理常数、符号计算(包括积分和方程)、高精度计算、误差传递、区间运算、绘图和用户友好的界面。</p>
Developer:
id: io.github.qalculate
name:
C: Hanna Knutsson
Categories:
- Utility
- Calculator
- Education
- Science
- Math
Keywords:
ca:
- calculation
- arithmetic
- scientific
- financial
es:
- calculadora
- aritmética
- científica
- financiera
fr:
- calcul
- arithmétique
- scientifique
- financier
zh-CN:
- 计算
- 算术
- 科学
- 金融
de:
- Berechnung
- Arithmetik
- Wissenschaft
- Finanzen
pt-BR:
- calculadora
- aritmética
- científica
- financeira
sl:
- izračun
- aritmetika
- znanstveno
- finančno
- računalo
- kalkulator
zh-TW:
- 計算
- 算術
- 科學
- 金融
ru:
- расчёт
- расчет
- арифметика
- научный
- финансовый
C:
- calculation
- arithmetic
- scientific
- financial
pt-PT:
- calculadora
- aritmética
- científica
- financeira
Url:
homepage: https://qalculate.github.io
bugtracker: https://github.com/Qalculate/qalculate-qt/issues
help: https://qalculate.github.io/manual/index.html
translate: https://github.com/Qalculate/libqalculate/blob/master/README.translate
vcs-browser: https://github.com/Qalculate/qalculate-qt
donation: https://www.paypal.me/HannaKnutsson
Icon:
cached:
- name: qalculate-qt_qalculate-qt.png
width: 48
height: 48
- name: qalculate-qt_qalculate-qt.png
width: 64
height: 64
- name: qalculate-qt_qalculate-qt.png
width: 128
height: 128
remote:
- url: io/github/Qalculate.qalculate-qt/f31ad02e3da537bb168bb6e0fe9891d9/icons/128x128/qalculate-qt_qalculate-qt.png
width: 128
height: 128
stock: qalculate-qt
Launchable:
desktop-id:
- io.github.Qalculate.qalculate-qt.desktop
Provides:
binaries:
- qalculate-qt
Screenshots:
- default: true
caption:
C: The main window with keypad visible
thumbnails:
- url: io/github/Qalculate.qalculate-qt/f31ad02e3da537bb168bb6e0fe9891d9/screenshots/image-1_752x756@1.png
width: 752
height: 756
- url: io/github/Qalculate.qalculate-qt/f31ad02e3da537bb168bb6e0fe9891d9/screenshots/image-1_624x627@1.png
width: 624
height: 627
- url: io/github/Qalculate.qalculate-qt/f31ad02e3da537bb168bb6e0fe9891d9/screenshots/image-1_224x225@1.png
width: 224
height: 225
source-image:
url: io/github/Qalculate.qalculate-qt/f31ad02e3da537bb168bb6e0fe9891d9/screenshots/image-1_orig.png
width: 895
height: 900
Languages:
- locale: en_US
percentage: 100
Releases:
- version: "5.10.0"
type: stable
unix-timestamp: 1774828800
description:
C: >-
<p>Changes:</p>
<ul>
<li>Improve factorization and simplification (particularly with radicals, logarithms, and absolute value)</li>
<li>Add ton of refrigeration, slug, mol/dm³, mol/L, and molar units</li>
<li>Add pcm, ppm, ppb, ppt, and ppq (parts per …), and lakh and crore variables</li>
<li>Add XAG, XAU, XPD, and XPT currencies (precious metals)</li>
<li>Use a maximum 4 decimals and minimum of 2 decimals by default for display of value of converted currencies</li>
<li>Improve handling of "to mixed" after previous conversion statement (e.g. "1 m to in to mixed")</li>
<li>Improve interval calculation, with interval arithmetic, with division by zero and/or both real and complex numbers in derivative
of expression</li>
<li>Treat 0^0 as undefined (instead of equal to 1), and fix limit for 0^0</li>
<li>Set initial random seed using /dev/random</li>
<li>Do not show warning about denominators assumed non-zero when converting to expression with non-unit objects</li>
<li>Do not show negative exponents (if "negexp" is deactivated) when expressions contains unknown variables, even if all units
have negative exponents</li>
<li>Do not show possibly real expression in complex exponential form</li>
<li>Initial support for comparison of vectors and matrices</li>
<li>Allow use of apostrophe as thousands separator in input, when specified as such by locale</li>
<li>Fix segfault with recursive variable in "where" expression</li>
<li>Fix segfault in some cases when argument in det() contains only a single element</li>
<li>Fix wrong simplification of "sin(2-cosh(x)^2/x+x)"</li>
<li>Fix negative exponents always used for units with rounding set to (halfway) down or up</li>
<li>Fix adaptive interval display for calculate-as-you-type result</li>
<li>Fixes and improvements for number bases view</li>
<li>Minor bug fixes and feature enhancements</li>
</ul>
- version: "5.9.0"
type: stable
unix-timestamp: 1768780800
description:
C: >-
<p>Changes:</p>
<ul>
<li>Place expression field below history by default</li>
<li>Avoid display of completion list for non-decimal numbers, text arguments, and x, y, z</li>
<li>Optional custom button column in keypad (four buttons shown regardless keypad types)</li>
<li>Calculate-as-you-type improvements and fixes</li>
<li>Improve automatic digit groups, in input, for non-decimal numbers and group sizes other than 3</li>
<li>Add --update-exchange-rates command line option</li>
<li>Fix tooltips for warning and flag in result when expression is placed below history</li>
<li>Hide keep above option, in preferences, on Wayland</li>
<li>Improve speed of sort(), rank(), and mode() functions (and other dependent functions)</li>
<li>Parse ± before implicit multiplication when not preceded by number (e.g. "7 km ± 5m")</li>
<li>Always consider x^(a + b) equivalent to x^a × x^b (fixes "x^(y + z) − x^y × x^z")</li>
<li>Simplify (x = a || x ≥ a + 1) and (x ≤ a || x ≥ a + 1), and similar, when x and a are integers (fixes "abs(x − 1) = abs(1
− x)")</li>
<li>Do not remove duplicate whitespace characters from text strings (in quotation marks)</li>
<li>Fix floating point conversion when comma is used as decimal separator</li>
<li>Fix (almost) endless loop with increasingly complex equations in some cases when x + x^(1/a) is transformed to x = (b − x)^a)</li>
<li>Fix and improve function() function</li>
<li>Minor bug fixes and feature enhancements</li>
</ul>
- version: "5.8.2"
type: stable
unix-timestamp: 1763337600
description:
C: >-
<p>Changes:</p>
<ul>
<li>Customizable digit group size and separator</li>
<li>Option to enable/disable check for new versions</li>
<li>Optional compact variant of parsed expression in history</li>
<li>Highlight unmatched parenthesis (with red color)</li>
<li>New default adaptive calculate-as-you-type delay (without delay in most cases)</li>
<li>Improve decision to not do calculate-as-you-type or not show result of it</li>
<li>"Approximation" caption changed to "Approximation and Fractions"</li>
<li>New functions: reshape(), circshift(), replacePart()</li>
<li>Functions mergevectors() and area() renamed to slice() and part()</li>
<li>v[i, ...]=... syntax for assignment of part of matrix/vector variable</li>
<li>Improve language handling for functions, units, and variables</li>
<li>Limit the range of supported arguments in bessely, besselj, binomial, and igamma functions (to avoid segfault and very slow
unabortable calculations)</li>
<li>Do not try to calculate exact result with automatic approximation for expressions with iterative functions</li>
<li>Fix handling of single quotation marks</li>
<li>Minor bug fixes and feature enhancements</li>
</ul>
- version: "5.8.1"
type: stable
unix-timestamp: 1761523200
description:
C: >-
<p>Changes:</p>
<ul>
<li>Fixes and improvements for expression field below history</li>
<li>Option to show expression status in status bar</li>
<li>Option to change the default currency</li>
<li>Customizable status bar font</li>
<li>Colorize icons if the button text color differs visibly from the default icon color</li>
<li>Improve interpretation of function expressions with x, y, or z in object names (e.g. "x year"), or within quotation marks</li>
<li>Ellipsize long titles in completion list</li>
<li>Minor bug fixes and feature enhancements</li>
</ul>
ContentRating:
oars-1.0: {}
