
Description: Namechk is a free online tool that checks if your desired username or domain name is available across popular social networks and websites. It allows you to quickly search for name availability and find an unused, unique name for your brand.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Username Check is a free online tool that allows you to check if a username or handle is available across over 100 popular social media, gaming, and other online platforms. It's useful for creating new accounts and ensuring your desired username is unique.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API