QuickTime is a multimedia framework developed by Apple Inc. that allows users to play, record, and edit video and audio files. It supports various formats, making it versatile for different media types. QuickTime is commonly used on macOS and Windows operating systems. The software includes features like screen recording, video editing, and the ability to stream media over the internet. QuickTime Player, the main application, provides a user-friendly interface for viewing and interacting with multimedia content. It is often utilized by professionals and casual users alike for its simplicity and functionality.