
Description: Bluebeam Revu is PDF software designed for architecture, engineering and construction professionals to markup, edit and collaborate on PDF documents. It allows users to markup PDFs with text, shapes, measurements and more.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: PDF Annotator is a PDF viewer and editor that allows users to add annotations like text comments, highlights, shapes, and drawings to PDF files. It has basic PDF editing features to rearrange or delete pages.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API