
Description: PDFTools is a PDF editor that allows you to easily edit, annotate, sign, and secure PDF documents. It has a simple, intuitive interface for common tasks like adding text, highlights, signatures, comments, images, shapes, and more.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: PDF-Shuffler is a free, open source software for Linux and Windows that can rearrange, split, merge and rotate PDFs. It allows working with multiple PDFs at once and comes with basic editing tools.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API