The QuickTime family of digital media creation, delivery and playback software lets you deliver live or pre-recorded video and audio to an audience of any size. When combined with QuickTime Player and QuickTime Pro, these applications work together to provide the industry’s first end-to-end, standards-based digital media delivery system.

QuickTime 7 is Apple's cutting-edge digital media software for both Mac and Windows-based computers delivers unparalleled quality for creating, playing and streaming audio and video content over the Internet. Besides playing MPEG-4 and MP3 content, it supports timecode tracks as well as MIDI standards such as the Roland Sound Canvas and GS format extensions. It also supports key standards for web streaming, including HTTP, RTP and RTSP. Plus, it supports every major file format for images, including JPEG, BMP, PICT, PNG and GIF. QuickTime 7 features an ultra efficient new H.264 video codec delivering stunning quality at remarkably low data rates from 3G to iChat AV to HD.

New features in QuickTime 7 Player for Windows:
- H.264 video playback. Watch movies created with this state-of-the-art, standards-based codec, which delivers exceptional-quality video.
- Surround sound. With QuickTime 7, your PC, and surround speakers, you can enjoy the full effect of your surround sound game or movie.
- New and improved playback controls. Easily change settings including jog shuttle, playback speed, bass, treble, and balance.
- Zero-configuration streaming. QuickTime automatically determines your optimal Internet connection speed and reconnects dropped connections.
- Live resize. Playback continues smoothly as you change the size of the QuickTime Player window