
Description: Calculator++ is a free, open-source calculator application for Windows. It provides standard calculator functions as well as scientific, programmer, date calculation, and converter tools. Key features include customizable skins, history, memory functions, special constants, and the ability to create user-defined functions.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Calculairum is a free, open-source calculator application for Windows. It provides standard, scientific, programmer, date calculation and conversion tools. Key features include customizable hotkeys, history, variables and unit conversions.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API