
Description: Saint Paint Studio is a free, open-source raster graphics editor for Windows, Mac and Linux. It has a simple, easy-to-use interface with basic features like layers, brushes, shape tools, text tool, color correction and more. It's a good option for hobbyists and casual users.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Adobe Photoshop Express is a free mobile app and web service that provides photo editing features and effects for quick image enhancements and sharing on social media. It offers a streamlined set of Photoshop tools optimized for mobile devices.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API