
Description: SpeedCrunch is a lightweight, open-source desktop calculator. It has a simple, clean interface and supports standard calculator functions, variables, user-defined functions, type conversion, complex numbers, custom constants, and other advanced math features.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Moffsoft FreeCalc is a free and open-source spreadsheet software for Windows. It provides basic spreadsheet functionality for managing data, calculating numbers, creating charts, etc. It has a simple interface ideal for casual or basic home users.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API