
Description: Universal Document Converter is a file conversion software that allows users to convert various file formats like PDF, Word, Excel, PowerPoint, images, HTML, and many more. It has a batch conversion option and supports over 200 file formats.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: PDF4Free is a free, open-source PDF editor that allows users to view, create, edit, convert, encrypt, sign and print PDF documents. It offers basic PDF editing features like adding text, images, shapes, whiteout, highlights, annotations and digital signatures.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API