
Description: Integral Calculator is a free online tool to calculate definite and indefinite integrals. It can compute single, double, triple, improper, and contour integrals using various methods. The calculator allows integrating functions with parameters and provides step-by-step solution.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Converters360 is a free online file conversion tool that supports converting between over 1200 different file formats. It allows converting documents, images, audio, video, ebook, and other files quickly and easily without installing any software.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API