
Description: FreeFileSync is a free open source file synchronization software for Windows, Linux and macOS. It helps compare and synchronize files and folders by content to prevent data loss. It supports mirroring, two-way sync, backup and more with filtering options.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Air Explorer is a file manager and transfer tool for wireless devices. It allows you to browse, preview, and transfer files between computers, iOS/Android devices, smart TVs, and cloud storage over a local WiFi network.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API