
Description: Icecream PDF Editor is a free PDF editing software that allows users to view, edit, convert, merge, split, extract, rotate, reorder, sign, and annotate PDF documents. It has an intuitive interface and basic editing features for casual users.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Skim is a PDF reader and note-taking application for macOS. It provides annotations, highlighting, and notation tools for PDF documents, allowing users to mark up PDFs. Skim also enables searching PDF documents and works well with large PDF files.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API