
Description: Simple Calculator is a free, easy-to-use calculator app for basic math calculations. It allows you to perform addition, subtraction, multiplication and division with numbers and provides a simple, clean interface.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

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: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API