
Description: LightPDF.com is a free online PDF editor that allows you to view, edit, sign, and share PDF documents easily from any web browser. It offers core editing features like adding or removing pages, merging multiple PDFs, rearranging pages, and more.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: GorillaPDF is a free PDF editor that allows you to view, annotate, and edit PDF documents. It has editing tools like adding text, highlighting, drawing shapes, adding images, and more. GorillaPDF is good for basic PDF editing needs.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API