
Description: Lightweight PDF is a free, open source PDF viewer for Windows. It is a fast, small, and feature-rich PDF reader. It allows viewing, printing, and searching PDF documents.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: PDF Squeezer is a PDF compression tool that can reduce the file size of PDF documents by compressing images, fonts, text and more without losing quality. It works on all platforms.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API