
Description: Ashampoo PDF Free is a free PDF reader and editor for Windows. It allows you to view, edit, convert, encrypt, sign, and print PDF documents. Key features include editing text and images, merging and splitting PDFs, converting PDFs to Word/Excel/PowerPoint formats, adding signatures, and more.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Preview is a free and open-source document viewer application for macOS. It allows quick viewing of multiple file formats including images, PDFs, Markdown files, Office documents, and more. Preview has basic editing capabilities and annotation tools for PDFs.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API