
Description: ThinkCalculator is an open-source calculator and computation software for Windows. It has advanced math features like trigonometric functions, logarithms, factorials, percentiles and more for engineers, students, programmers and power users.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Text Mechanic is a free text manipulation tool and web app that offers many useful functions for working with text and documents. It includes features like sorting text, formatting text, altering case, count words & characters, add line breaks, and more.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API