# Calculator The Windows Calculator app is a modern Windows app written in C++ that ships pre-installed with Windows. The app provides standard, scientific, and programmer calculator functionality, as well as a set of converters between various units of measurement and currencies. Calculator ships regularly with new features and bug fixes. You can get the latest version of Calculator in the [Microsoft Store](https://www.microsoft.com/store/apps/9WZDNCRFHVN5). [![Build Status](https://dev.azure.com/ms/calculator/_apis/build/status/Calculator-CI?branchName=master)](https://dev.azure.com/ms/calculator/_build/latest?definitionId=57&branchName=master) ![Calculator Screenshot](docs/Images/CalculatorScreenshot.png) ## Features - Standard Calculator functionality which offers basic operations and evaluates commands immediately as they are entered. - Scientific Calculator functionality which offers expanded operations and evaluates commands using order of operations. - Programmer Calculator functionality which offers common mathematical operations for developers including conversion between common bases. - Date Calculation functionality which offers the difference between two dates, as well as the ability to add/subtract years, months and/or days to/from a given input date. - Calculation history and memory capabilities. - Conversion between many units of measurement. - Currency conversion based on data retrieved from [Bing](https://www.bing.com). ## Getting started Prerequisites: - Your computer must be running Windows 10, version 1803 or newer. - Install the latest version of [Visual Studio](https://developer.microsoft.com/en-us/windows/downloads) (the free community edition is sufficient). - Install the "Universal Windows Platform Development" workload. - Install the optional "C++ Universal Windows Platform tools" component. - Install the latest Windows 10 SDK. ![Visual Studio Installation Screenshot](docs/Images/VSInstallationScreenshot.png) - Install the [XAML Styler](https://marketplace.visualstudio.com/items?itemName=TeamXavalon.XAMLStyler) Visual Studio extension. - Get the code: ``` git clone https://github.com/Microsoft/calculator.git ``` - Open [src\Calculator.sln](/src/Calculator.sln) in Visual Studio to build and run the Calculator app. - For a general description of the Calculator project architecture see [ApplicationArchitecture.md](docs/ApplicationArchitecture.md). ## Contributing Want to contribute? The team encourages community feedback and contributions. Please follow our [contributing guidelines](CONTRIBUTING.md). If Calculator is not working properly, please file a report in the [Feedback Hub](https://insider.windows.com/en-us/fb/?contextid=130). We also welcome [issues submitted on GitHub](https://github.com/Microsoft/calculator/issues). ## Roadmap For information regarding Windows Calculator plans and release schedule, please see the [Windows Calculator Roadmap](docs/Roadmap.md). ## Data / Telemetry This project collects usage data and sends it to Microsoft to help improve our products and services. Read our [privacy statement](https://go.microsoft.com/fwlink/?LinkId=521839) to learn more. Telemetry is disabled in development builds by default, and can be enabled with the `SEND_TELEMETRY` build flag. ## Reporting Security Issues Security issues and bugs should be reported privately, via email, to the Microsoft Security Response Center (MSRC) at <[firstname.lastname@example.org](mailto:email@example.com)>. You should receive a response within 24 hours. If for some reason you do not, please follow up via email to ensure we received your original message. Further information, including the [MSRC PGP](https://technet.microsoft.com/en-us/security/dn606155) key, can be found in the [Security TechCenter](https://technet.microsoft.com/en-us/security/default). ## License Copyright (c) Microsoft Corporation. All rights reserved. Licensed under the [MIT License](./LICENSE).