
Description: Master PDF Editor is a PDF editing software that allows users to easily edit, convert, create, review, and secure PDF documents. It has a user-friendly interface and features like merging PDFs, adding text/images, filling out forms, adding signatures, reviewing documents with markup tools, password protection, and more.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Combine PDF is a free online tool that allows you to merge multiple PDF files into one single document. It provides an intuitive interface to add and organize files, apply page numbers or delete pages, and download or print the combined PDF.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API