
Description: Rapid File Renamer is a free utility that helps to rename multiple files with great ease. It supports various file types like photos, music, videos, documents and more in formats like JPG, PNG, MP3, AVI, DOCX, PPTX etc. It allows batch renaming, numbering, search and replace, addition of date, text and more to filenames.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: File Extension Changer is a small, free utility that allows you to easily rename multiple files and change their extensions in bulk. Useful for converting file types between formats.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API